subject | Answers about Vaccinations |
---|---|
관련링크본문The first influenza vaccine was developed by Dr. Thomas Francis Jr. and his team in 1945. They used a killed influenza virus to create the vaccine, which later
Read more History of Science +4 How did edward jenner know that the smallpox vaccine would work? Asked by Wiki User Edward Jenner observed that milkmaids who had contracted cowpox, a less severe disease, seemed to be immune to smallpox. Based on this observation, VeeloBooster anmeldelser Jenner condu Read more Chemistry +1 What is the liquid portion of a vaccine called? Asked by Wiki User Pentax Penta |
댓글목록
등록된 댓글이 없습니다.