A discussion of COVID-19 vaccines, mechanism of action, availability and cost, by Dr Ghufran Babar, MD, MS period
BabarCoronaviruscovid 19 vaccine chinacovid 19 vaccine newscovid 19 vaccine russiacovid 19 vaccine updateCOVID-19covid-19 vaccine americacovid-19 vaccine approval and the fdacovid-19 vaccine progresscovid-19 vaccine trialscovid-19 vaccine update todaycovid-19 vaccine usaCOVID19covid19 immunityGhufranimmune systemIMMUNITYvaccinesvideoVITAMINvlogYouTube