J. B. A. Chauveau, E. J. Marey, and their resolution of the apex beat controversy through intracardiac pressure recordings.
D006328:Cardiac Catheterization / Q000266:history*; D002309:Cardiology / Q000266:history*; D005602:France; D006321:Heart / Q000502:physiology; D049671:History, 18th Century; D006801:Humans