(CNN)The US Food and Drug Administration authorized booster doses of Covid-19 vaccines made by Moderna and Johnson & Johnson Wednesday and also said any of the three authorized vaccines could be used as a booster in a “mix and match” approach. But it left in place a complex formula […]
FDA authorizes booster doses of Moderna and Johnson & Johnson vaccines, says mix and match OK
![FDA authorizes booster doses of Moderna and Johnson & Johnson vaccines, says mix and match OK](https://www.gbcspt.com/wp-content/uploads/2021/11/Covid.jpg)