1. Letter in response to article in journal of infection: Impact of routine infant BCG vaccination on COVID-19. Issue 1 (January 2021) Authors: Levi, Miriam; Miglietta, Alessandro; Romeo, Gianpaolo; Bartolacci, Simone; Ariani, Filippo; Cipriani, Francesco; De Filippo, Carlotta; Cavalieri, Duccio; Balzi, Daniela Journal: Journal of infection Issue: Volume 82:Issue 1(2021) Page Start: e41 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗