Childhood Bacille Calmette-Guerin Vaccination and Its Association With Less Severe COVID-19 Pneumonia

American Journal of Preventive Medicine
September 2021 Volume 61Issue 3 p311-464
https://www.ajpmonline.org/current

 

Research Articles
Childhood Bacille Calmette-Guerin Vaccination and Its Association With Less Severe COVID-19 Pneumonia
Fan Chen, Guo X. Chen, Jing Zhou, Yun Xue, Mei X. Wu
Published online: April 12, 2021
e119-e126