BCG Vaccination --- Japan With Low Rates of SARS-2, They All Get This Vaccine as Children

US scientists link BCG vaccination with fewer COVID-19 cases, Indian scientists hopeful but cautious

Countries without universal policies of vaccination more severely affected, compared to countries with universal and long-standing BCG policies: NYIT

https://www.telegraphindia.com/india/coronavirus-us-scientists-link-bcg-vaccination-with-fewer-covid-19-cases-indian-scientists-hopeful-but-cautious/cid/1761151