title: CHANGING CONCEPTS OF MYOCARDIAL DISEASES.
mesh_terms: D009202:Cardiomyopathies; D002965:Classification; D003933:Diagnosis; D006331:Heart Diseases; D006664:History; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008511:Medicine; D009205:Myocarditis; D009206:Myocardium; D010336:Pathology
keywords: CLASSIFICATION; DIAGNOSIS; HEART DISEASES; HISTORY; HISTORY OF MEDICINE, 19TH CENT.; HISTORY OF MEDICINE, 20TH CENT.; MYOCARDIAL DISEASES, PRIMARY; MYOCARDITIS; MYOCARDIUM; PATHOLOGY