title: Myocarditis and endomyocardial biopsy in unexplained heart failure: a diagnosis in search of a disease.
mesh_terms: D001706:Biopsy; D002311:Cardiomyopathy, Dilated / Q000209:etiology / Q000473:pathology*; D006801:Humans; D009205:Myocarditis / Q000150:complications / Q000473:pathology*; D009206:Myocardium / Q000473:pathology*