That scar on your arm is probably from a BCG (not Smallpox) vaccine (2022)https://globalhealthsciences.ucsf.edu/that-scar-you-have-on-your-arm-is-probably-from-a-bcg-vaccine-not-a-smallpox-vaccine-that-could-protect-from-monkeypox/ by AceyMan • 1 year ago 5 0 1 year agoGLglobalhealthsciences.ucsf.edu