There has been a lot of confusion about the effectiveness of Johnson & Johnson’s COVID-19 vaccine. At the end of the day, everyone wants to know if it is as good as the Pfizer and Moderna vaccines. But it is not exactly a straightforward yes or no answer.
The J&J version is a one-dose vaccine, unlike the Pfizer and Moderna vaccines which require two doses, and the J&J vaccine can be stored in a refrigerator. On Thursday, J&J asked for FDA approval. [ Ссылка ]
