KAREL FREDERIK WENCKEBACH 1864-1940.
D054537:Atrioventricular Block; D002309:Cardiology; D049672:History, 19th Century; D049673:History, 20th Century; D008511:Medicine; D009426:Netherlands
BIOGRAPHIES; CARDIOLOGY; HISTORY; HISTORY OF MEDICINE, 20TH CENT.; NETHERLANDS