https://viralimmunologist.substack.com/p/i-just-had-four-vaccine-doses?token=eyJ1c2VyX2lkIjo0MTgxOTE1MiwicG9zdF9pZCI6NTUyNDE4OTksIl8iOiJWVEZFRCIsImlhdCI6MTY1Mjc2MTM2OCwiZXhwIjoxNjUyNzY0OTY4LCJpc3MiOiJwdWItNTkyMjE0Iiwic3ViIjoicG9zdC1yZWFjdGlvbiJ9.sNowPuvc4KCvsnA2h4QVkDdZidioiK3xAeuMomvFuLw&s=r