title: [Fibrosis and fusion of the heart valve].
authors: Division of Cardiology, Tokyo Metropolitan Geriatric Hospital.
authors: S
authors: S
authors: Ohkawa
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D000375:Aging / Q000473:pathology; D005260:Female; D005355:Fibrosis; D006349:Heart Valve Diseases / Q000473:pathology*; D006351:Heart Valves / Q000033:anatomy & histology / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012214:Rheumatic Heart Disease / Q000473:pathology