JOHN SNOW.
D000758:Anesthesia; D000776:Anesthesiology; D002771:Cholera; D004813:Epidemiology; D049672:History, 19th Century; D008511:Medicine; D010600:Pharmacology; D012914:Snow
ANESTHESIA; BIOGRAPHIES; CHOLERA; EPIDEMIOLOGY; HISTORY; HISTORY OF MEDICINE, 19TH CENT.; PHARMACOLOGY