title: [The discovery of blood circulation and the early theories].
mesh_terms: D001775:Blood Circulation / Q000266:history*; D004739:England; D049669:History, 16th Century; D049670:History, 17th Century; D049690:History, Ancient; D049691:History, Medieval
vernacular_title: A vérkeringés felfedezése és a régebbi elméletek.