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Continue to ChatThe Relationship between COVID-19 Severity and Bacillus Calmette-Guerin (BCG)/ Mycobacterium tuberculosis exposure history in healthcare workers: a multi-center study - https://avesis.inonu.edu.tr/yayin/623656c4-927b-46bd-816d-e75f1b91a804/the-relationship-between-covid-19-severity-and-bacillus-calmette-guerin-bcg-mycobacterium-tuberculosis-exposure-history-in-healthcare-workers-a-multi-center-study