Background: Epidemiological studies show that BCG-vaccinated population seems to be more likely protected from COVID-19 infection, but WHO gave a stark warning on use of BCG vaccine without confirmed COVID-19 trials The aim of the study is to evaluate whether TB vaccination, performed several years earlier, could confer protection against COVID-19
A Survey Among Italian Physicians During COVID-19 Outbreak. Could Bacillus Calmette-Guerin Vaccine Be Effective Against SARS-CoV2?