Age and environment as factors in the nature and frequency of cardiovascular lesions in mammals and birds in the Philadelphia Zoological Garden.
D000375:Aging; D000818:Animals; D001018:Aortic Diseases / Q000662:veterinary*; D001161:Arteriosclerosis / Q000662:veterinary*; D001188:Artiodactyla; D001715:Bird Diseases; D002335:Carnivora; D003327:Coronary Disease / Q000662:veterinary*; D004777:Environment; D006331:Heart Diseases / Q000662:veterinary*; D015186:Hominidae; D066298:In Vitro Techniques; D008394:Marsupialia; D009203:Myocardial Infarction / Q000662:veterinary*; D011323:Primates