Euresist Network Geie

This study follows 2300 adults who had COVID-19 to learn how many develop lasting symptoms (like fatigue or organ damage) and why. Researchers will look at medical records and track participants over time. The goal is to find patterns and risk factors for long COVID, not to test …

This study follows 1800 healthcare workers from 8 countries to learn how COVID-19 infection and vaccination affect their immune systems. Researchers will analyze blood samples and health data to understand how different virus variants escape natural or vaccine-induced protection.…