This study looked at whether giving kidney transplant recipients a dose of the Janssen (Johnson & Johnson) COVID-19 vaccine could boost their immune protection after they had already received two or three doses of mRNA vaccines (Pfizer or Moderna). The trial enrolled 468 people w…
Phase: PHASE3 • Sponsor: Mark Stegall • Aim: ⭐️ VACCINE ⭐️
Last updated May 26, 2026 12:11 UTC