INOCULATION IN THE BOSTON SMALLPOX EPIDEMIC OF 1721.
D001900:Boston; D058872:Epidemics; D004813:Epidemiology; D006664:History; D049671:History, 18th Century; D006801:Humans; D008404:Massachusetts; D008511:Medicine; D012899:Smallpox; D012900:Smallpox Vaccine; D014611:Vaccination
D012900:Smallpox Vaccine
EPIDEMIOLOGY; HISTORY; HISTORY OF MEDICINE, 18TH CENT.; MASSACHUSETTS; SMALLPOX; SMALLPOX VACCINE; VACCINATION