https://www.youtube.com/channel/UCVOPz9s4ie9jkk8f9c3_vMA
Wild Polio is a terrible disease, but a new strand of Polio has formed from oral vaccinations created to prevent the wild strand. Raymond Francis sheds light on how the vaccine-derived polio virus is on the rise and threatens global health.
Coronavirus पर Biswaroop Roy Chowdhury का धमाकेदार Interview | Covid19 |
Watch on Official Youtube Channel: https://www.youtube.com/watch?v=tTeBqh0l3Bk