In this video Dr. Biswaroop Roy Chowdhury talks about the history and potential harm of blood transfusion and also urges the viewer to join him by sending a WhatsApp "SMA" in his mobile number +91- 9312286540 to receive an evidence based short videos, which can be life saving.
To watch the corona virus video released by Dr Biswaroop go to the blow link:
https://biswaroop.com/coronavirus/