title: Editorial: Paul Dudley White: the porpoise heart vs the athletic heart.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000818:Animals; D002309:Cardiology / Q000266:history*; D006332:Cardiomegaly / Q000503:physiopathology; D002648:Child; D004289:Dolphins / Q000502:physiology*; D005500:Follow-Up Studies; D006321:Heart / Q000502:physiology* / Q000503:physiopathology; D049673:History, 20th Century; D006801:Humans; D008297:Male; D008875:Middle Aged; D013178:Sports Medicine; D014142:Track and Field