New immunotherapy cocktail aims to fight untreatable liver cancer
NCT ID NCT05904886
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This phase 3 trial is testing whether adding tiragolumab to the standard combination of atezolizumab and bevacizumab helps people with advanced liver cancer that cannot be surgically removed. About 687 participants will receive either the three-drug combo or the two-drug combo plus a placebo. The study measures how long the cancer stays under control and overall survival, but the tiragolumab arm was recommended to stop early, so results should be interpreted cautiously.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- tiragolumab (an immunotherapy drug) combined with atezolizumab and bevacizumab
- What this could lead to
- If successful, this combination could offer a new first-line treatment option for people with advanced liver cancer, potentially improving how long they live and delaying cancer growth.
- What could go wrong
- This is an early-stage analysis of a large trial; the tiragolumab arm was recommended to stop early due to a sponsor memo, raising questions about benefit. Side effects from immunotherapy can be serious, and the added benefit of tiragolumab is not yet proven.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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687 people
The number who actually took part.
- Started
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Sep 2023
- Expected to finish
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Sep 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Locally advanced or metastatic and/or unresectable HCC with diagnosis confirmed by histology/cytology or clinically by American Association for the Study of Liver Diseases (AASLD) criteria in cirrhotic participants * Disease that is not amenable to curative surgical and/or locoregional therapies * No prior systemic treatment for locally advanced or metastatic and/or unresectable HCC-measurable disease according to RECIST v1.1 * Eastern cooperative oncology group (ECOG) performance status of 0 or 1 within 7 days prior to randomization * Child-pugh Class A within 7 days prior to randomization * Adequate hematologic and end-organ function * Female participants of childbearing potential must be willing to avoid pregnancy within 5 months after the final dose of atezolizumab, within 6 months after the final dose of bevacizumab, and within 90 days after the final dose of tiragolumab/placebo * Male participants with a female partner of childbearing potential or pregnant female partner must remain abstinent or use a condom during the treatment period and for 6 months after the final dose of bevacizumab and for 90 days after the final dose of tiragolumab/placebo to avoid exposing the embryo. Exclusion Criteria: * Pregnancy or breastfeeding within 5 months after the final dose of atezolizumab, within 6 months after the final dose of bevacizumab, and within 90 days after the final dose of tiragolumab/placebo * Prior treatment with cluster of differentiation 137 (CD137) agonists or immune checkpoint blockade therapies * Treatment with investigational therapy within 28 days prior to initiation of study treatment * Treatment with locoregional therapy to liver within 28 days prior to initiation of study treatment, or non-recovery from side effects of any such procedure * Treatment with systemic immunostimulatory agents * Treatment with systemic immunosuppressive medication * Untreated or incompletely treated esophageal and/or gastric varices with bleeding or that are at high risk for bleeding * A prior bleeding event due to esophageal and/or gastric varices within 6 months prior to initiation of study treatment * Active or history of autoimmune disease or immune deficiency * History of idiopathic pulmonary fibrosis, organizing pneumonia, drug-induced pneumonitis, or idiopathic pneumonitis, or evidence of active pneumonitis on screening chest computed tomography (CT) scan * History of malignancy other than HCC within 5 years prior to screening, with the exception of malignancies with a negligible risk of metastasis or death * Mixed histology or other subtypes/variants of HCC, including, but not limited to, known liver adenocarcinoma, fibrolamellar HCC, sarcomatoid HCC, other rare HCC variant, or mixed cholangiocarcinoma and HCC * Co-infection with hepatitis B virus (HBV) and hepatitis C virus (HCV) * Acute epstein-barr virus (EBV) infection or known or suspected chronic active EBV infection * Symptomatic, untreated, or actively progressing central nervous system (CNS) metastases.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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?zmir Medical Point
Kar?iyaka, 35575, Turkey (Türkiye)
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A.O. S. Orsola Malpighi
Bologna, Emilia-Romagna, 40138, Italy
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A.O.U. Policlinico Paolo Giaccone
Palermo, Sicily, 90127, Italy
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A.O.U.I. Verona-Ospedale Policlinico G.B. Rossi Borgo Roma
Verona, Veneto, 37134, Italy
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APHP - Hopital Saint Antoine
Paris, 75571, France
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AZ Delta (Campus Rumbeke)
Roeselare, 8800, Belgium
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Adana Baskent University Medical Faculty
Adana, 01220, Turkey (Türkiye)
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Anhui Provincial Hospital
Hefei, 230001, China
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Ankara Bilkent City Hospital
Ankara, 06490, Turkey (Türkiye)
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Asan Medical Center
Seoul, 05505, South Korea
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Auckland City Hospital
Auckland, 1023, New Zealand
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Az. Osp. G. Panico
Tricase, Apulia, Italy
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Az. Osp. Uni Ria San Martino
Genoa, Liguria, 16132, Italy
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Baoji Central Hospital
Baoji, 721008, China
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Beijing Cancer Hospital
Beijing, 100142, China
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CEDOES - Diagnóstico e Pesquisa
Vitória, Espírito Santo, 29055-450, Brazil
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CHA Bundang Medical Center
Gyeonggi-do, 13496, South Korea
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CHRU de Lille - Hopital Claude Huriez
Lille, 59037, France
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CHU CAEN - Hôpital de la Côte de Nacre
Caen, 14033, France
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Cancer & Hematology Centers of Western Michigan
Grand Rapids, Michigan, 49503, United States
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Centre Hospitalier Valence
Valence, 26953, France
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Centre National d'Oncologie Médicale et de Radiothérapie Alassane Ouattara (CNRAO)
Abidjan, Côte d’Ivoire
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Centro Medico Nacional Siglo Xxi - Imss
Mexico City, Mexico CITY (federal District), 06720, Mexico
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Centro de Investigacion Clinica de Oaxaca
Oaxaca City, Oaxaca, 68020, Mexico
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Chang Gung Medical Foundation - Linkou
Taoyuan, 333, Taiwan
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Charlotte Maxeke Johannesburg Academic Hospital
Johannesburg, 2193, South Africa
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Chi-Mei Medical Centre
Tainan, 710, Taiwan
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Chiba University Hospital
Chiba, 260-8677, Japan
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China Medical University Hospital
Taichung, 404, Taiwan
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Chonnam National University Hwasun Hospital
Jeollanam-do, 58128, South Korea
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Christchurch Hospital
Christchurch, 8011, New Zealand
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Chulalongkorn Hospital
Bangkok, 10330, Thailand
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City of Hope Cancer Center
Duarte, California, 91010, United States
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Clinica Universitaria de Navarra
Pamplona/iruña, Navarre, 31008, Spain
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Clinica Universitaria de Navarra de Madrid;Servicio de Hepatologia
Madrid, 28027, Spain
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Clinicas Oncologicas Integradas - COI
Rio de Janeiro, 22290-160, Brazil
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Cliniques Universitaires St-Luc
Brussels, 1200, Belgium
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Columbia University
New York, New York, 10032-3725, United States
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Complejo Hospitalario de Jaen-Hospital Universitario Medico Quirurgico
Jaén, 23007, Spain
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Ehime Prefectural Central Hospital
Ehime, 790-0024, Japan
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First Affiliated Hospital of Medical College of Xi'an Jiaotong University
Xi'an, 710061, China
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Florida Cancer Specialist, North Region
St. Petersburg, Florida, 33705, United States
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Florida Cancer Specialists - Fort Myers (Broadway)
Fort Myers, Florida, 33901, United States
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Fondation Hopital Saint Joseph
Marseille, 13285, France
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Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Rome, Lazio, 00168, Italy
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Fujita Health University Hospital
Aichi, 470-1192, Japan
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Gazi Uni Medical Faculty Hospital
Ankara, 06500, Turkey (Türkiye)
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Genesis Cancer Center
Hot Springs, Arkansas, 71913, United States
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Hammersmith Hospital
London, W12 0HS, United Kingdom
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Harbin Medical University Cancer Hospital
Harbin, 150081, China
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Hartford Healthcare Cancer Institute at Hartford Hospital
Hartford, Connecticut, 06106, United States
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Henry Ford Health System
Detroit, Michigan, 48202, United States
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Hiroshima University Hospital
Hiroshima, 734-8551, Japan
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Hokkaido University Hospital
Hokkaido, 060-8648, Japan
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Hopital Dupuytren
Limoges, 87042, France
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Hopital Hotel Dieu Et Hme
Nantes, 44093, France
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Hopital Paul Brousse
Villejuif, 94804, France
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Hopital Robert Debre
Reims, 51092, France
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Hopitaux de Brabois - Gastro-Entereologie
Vandœuvre-lès-Nancy, 54511, France
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Hospital Clinico San Carlos
Madrid, 28040, Spain
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Hospital Clinico de Valencia
Valencia, 46010, Spain
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Hospital Duran i Reynals
Barcelona, 08907, Spain
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Hospital General Universitario Gregorio Marañon
Madrid, 28007, Spain
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Hospital Sao Lucas - PUCRS
Porto Alegre, Rio Grande do Sul, 90610-000, Brazil
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Hospital Universitari Vall d'Hebron
Barcelona, 08035, Spain
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Hospital Universitario Central de Asturias
Oviedo, Principality of Asturias, 33011, Spain
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Hospital Universitario Puerta de Hierro
Madrid, 28222, Spain
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Hospital de Cancer de Barretos
Barretos, São Paulo, 14784-400, Brazil
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Hospital de Navarra
Navarra, Navarre, 31008, Spain
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Hospital do Cancer de Pernambuco - HCP
Recife, Pernambuco, 50040-000, Brazil
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Hunan Cancer Hospital
Changsha, 410013, China
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ID Clinic
Mysłowice, 41-400, Poland
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IRCCS Istituto Clinico Humanitas
Rozzano, Lombardy, 20089, Italy
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Icahn School of Medicine at Mount Sinai
New York, New York, 10029, United States
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Instituto Nacional de Ciencias Médicas Y de Nutricion Salvador Zubirán
Mexico City, Mexico CITY (federal District), 14000, Mexico
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Instituto do Cancer do Estado de Sao Paulo - ICESP
São Paulo, São Paulo, 01246-000, Brazil
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Iwate Medical University Hospital
Numakunai, 028-3695, Japan
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James J Peters VA Hospital / Mental Illness Research Education and Clinic Center
The Bronx, New York, 10468, United States
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Japanese Red Cross Musashino Hospital
Tokyo, 180-8610, Japan
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Jewish General Hospital
Montreal, Quebec, H3T 1E2, Canada
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Jichi Medical University Hospital
Tochigi, 329-0498, Japan
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Jos University Teaching Hospital
Jos, 930232, Nigeria
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Juravinski Hospital
Hamilton, Ontario, L8V 1C3, Canada
-
KBTH
Accra, 0000, Ghana
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Kanagawa Cancer Center
Kanagawa, 241-8515, Japan
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Kanazawa University Hospital
Ishikawa, 920-8641, Japan
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Kelsey Seybold Clnic
Houston, Texas, 77005, United States
-
Khon Kaen Uni
Khon Kaen, 40002, Thailand
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Kindai University Hospital
Osaka, 589-8511, Japan
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Kitasato University Hospital
Kanagawa, 252-0375, Japan
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Klinikum Esslingen
Esslingen am Neckar, 73730, Germany
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Kurume University Hospital
Fukuoka, 830-0011, Japan
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Kyoto University Hospital
Kyoto, 606-8507, Japan
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Lagos University Teaching Hospital Lagos (LUTH), Lagos State
Lagos, Nigeria
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Limpopo Cancer Research Institute
Polokwane, 0700, South Africa
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Lishui Central Hospital
Lishui, 323000, China
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Maharaj Nakorn Chiang Mai Hospital
Chiang Mai, 50200, Thailand
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Mayo Clinic Rochester
Rochester, Minnesota, 55905, United States
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McGill University Health Centre - Glen Site
Montreal, Quebec, H4A 3J1, Canada
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MedStar Washington Hosp Center
Washington D.C., District of Columbia, 20010, United States
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Mengchao Hepatobiliary Hospital Of Fujian Medical University
Fuzhou, 350025, China
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Mercy Medical Center
Baltimore, Maryland, 21202, United States
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Miami VA Healthcare System
Miami, Florida, 33125, United States
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Minnesota Oncology Hematology Woodbury
Woodbury, Minnesota, 55125, United States
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Montefiore Medical Center
The Bronx, New York, 10461, United States
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NIO im Marii Sklodowskiej-Curie
Warsaw, 02-034, Poland
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NYU Langone
New York, New York, 10016, United States
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Nanfang Hospital, Southern Medical University
Guangzhou, 510515, China
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National Cancer Center
Goyang-si, 10408, South Korea
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National Cancer Center Hospital East
Chiba, 277-8577, Japan
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National Cancer Centre
Singapore, 168583, Singapore
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National Cheng Kung University Hospital
Tainan, 00704, Taiwan
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National Taiwan Uni Hospital
Taipei, 100, Taiwan
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North Texas VA Medical Center
Dallas, Texas, 75216, United States
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Norton Cancer Institute - Audubon
Louisville, Kentucky, 40217, United States
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Ochsner Cancer Inst.
New Orleans, Louisiana, 70121, United States
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OncoMed
Mexico City, Mexico CITY (federal District), 03100, Mexico
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Oncoclínicas do Brasil - BELO HORIZONTE
Belo Horizonte, Minas Gerais, 30170-080, Brazil
-
PanOncology Trials
San Juan, 00935, Puerto Rico
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Peoples Hospital of Hunan Province
Changsha, 410007, China
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Polyclinique Internationale Sainte Anne- Marie (PISAM)
Abidjan, BP 1463 Abidjan, Côte d’Ivoire
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Prince of Wales Hosp
Shatin, Hong Kong
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Queen Mary Hospital
Hong Kong, Hong Kong
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Ramathibodi Hospital
Bangkok, 10400, Thailand
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Renji Hospital Shanghai Jiaotong University School of Medicine
Shanghai, 200127, China
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Royal Free Hospital
London, NW3 2QG, United Kingdom
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Samsung Medical Center
Seoul, 06351, South Korea
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Santa Casa de Misericordia de Porto Alegre
Porto Alegre, Rio Grande do Sul, 90020-090, Brazil
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Sapporo Kosei General Hospital
Hokkaido, 060-0033, Japan
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Seoul National University Hospital
Seoul, 03080, South Korea
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Severance Hospital, Yonsei University Health System
Seoul, 003-722, South Korea
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Shengjing Hospital of China Medical University
Shenyang, 110004, China
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Stanford Cancer Center
Palo Alto, California, 94304, United States
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Sun yat-sen University Cancer Center
Guangzhou, China
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Sunnybrook Health Sciences Centre
Toronto, Ontario, M4N 3M5, Canada
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Sweden Ghana Medical Center
Accra, Ghana
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Swedish Cancer Inst.
Seattle, Washington, 98104, United States
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The First Affiliated Hospital of College of Medicine, Zhejiang University
Hangzhou, 310003, China
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The First Hospital of Jilin University
Changchun, 130021, China
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The Second Affiliated Hospital of Anhui Medical University
Hefei, 230601, China
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The University of Osaka Hospital
Osaka, 565-0871, Japan
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Thomas Jefferson Uni
Philadelphia, Pennsylvania, 19107, United States
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Tianjin Cancer Hospital
Tianjin, 300060, China
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Tongji Hospital Tongji Medical College Huazhong University of Science and Technology
Wuhan, 430030, China
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Toranomon Branch Hospital
Kanagawa, 213-8587, Japan
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Toranomon Hospital
Tokyo, 105-8470, Japan
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Trakya Universitesi Tip Fakultesi, Medikal Onkoloji Bilim Dali, Balkan Yerleskesi
Edirne, 22030, Turkey (Türkiye)
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UCLA Cancer Center
Santa Monica, California, 90404, United States
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UCSF Fresno at Community Cancer Institute
Clovis, California, 93611, United States
-
UZ Antwerpen
Edegem, 2650, Belgium
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Uganda Cancer Institute
Kampala, Uganda
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Ulsan University Hosiptal
Ulsan, 44033, South Korea
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Uniklinik Mainz
Mainz, 55131, Germany
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Univ of Wisconsin-Madison
Madison, Wisconsin, 53792, United States
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University Hospital Kyoto Prefectural University of Medicine
Kyoto, 602-8566, Japan
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University of California San Diego Moores Cancer Center
La Jolla, California, 92037, United States
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University of Illinois
Chicago, Illinois, 60612, United States
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University of Nairobi - Institute of Tropical and Infectious Diseases
Nairobi, Kenya
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University of North Carolina at Chapel Hill
Chapel Hill, North Carolina, 27514, United States
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University of Southern California
Los Angeles, California, 90033, United States
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Universität Tübingen
Tübingen, 72076, Germany
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Universitätsklinikum Magdeburg Klinik für Gastroenterologie und Hepatologie
Magdeburg, 39120, Germany
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Va Palo Alto Health Care System
Palo Alto, California, 94304, United States
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Virginia Mason Medical Center
Seattle, Washington, 98101, United States
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Washington Uni School of Medicine
St Louis, Missouri, 63110, United States
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Wellington Hospital
Wellington, 6021, New Zealand
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West China Hospital - Sichuan University
Chengdu, 610047, China
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Western General Hospital
Edinburgh, EH4 2XU, United Kingdom
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Xi'an Inernational Medical Center Hospital
Xi'an, 710119, China
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Zhejiang Provincial People?s Hospital
Hangzhou, 310014, China
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Zhongshan Hospital Fudan Unvierstiy
Shanghai, 200032, China
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Other studies related to the condition(s) this trial covers.
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