Revision of pediatric endomyocardial biopsy technique.
D001706:Biopsy / Q000379:methods*; D006328:Cardiac Catheterization / Q000379:methods; D002648:Child; D002675:Child, Preschool; D004699:Endocardium / Q000473:pathology*; D006801:Humans; D007223:Infant; D009206:Myocardium / Q000473:pathology*