https://www.youtube.com/watch?v=LV8wWhjTKRU
a doctor who seems to know what he is talking about. so far i have seen 6 videos that he is commenting. fair enough, nothing about Sputnik V or Chinese Vaccine. while i do not understand all the medical terms, on top of it is is an American doctor and video, the most important things are made understandable even for a layman...