In the beginning of 2020, Dr Biswaroop Roy Chowdhury alerted the world through national / international media through You-tube and other social media.
THE STATESMAN NEWSPAPER
https://www.thestatesman.com/ lifestyle/prevent-yourself- from-deadly-coronavirus-see- how-1502851459.html
DAINIK BHASKAR NEWSPAPER
https://www.bhaskar.com/ happylife/healthy-life/news/ china-novel-coronavirus- timely-treatment-expert- advice-by-medical- nutritionist-dr-biswaroop-roy- chowdhury-126671757.html