जॉनसन एंड जॉनसन ने बंद किया COVID-19 वैक्सीन का ट्रायल, बताई यह वजह
- 4 years ago
Johnson and Johnson paused the stage 3 trial after a participant developed an unexplained illness as the Lancet confirmed reinfection in a 25-year-old Nevada man without underlying conditions