Augustus Desiré Waller (1856-1922)--the first to record the electrical activity of the human heart.
Lüderitz
Berndt
B
D002309:Cardiology / Q000266:history; D004562:Electrocardiography / Q000266:history*; D005602:France; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans