Johannes Walaeus (1604-1649) and his experiments on the circulation of the blood.
D000818:Animals; D001775:Blood Circulation; D002309:Cardiology / Q000266:history*; D004285:Dogs; D004739:England; D005260:Female; D049670:History, 17th Century; D008297:Male; D009426:Netherlands; D010827:Physiology / Q000266:history*