title: The mechanism of mitral regurgitation in carditis of acute rheumatic fever (ARF).
mesh_terms: D002648:Child; D006331:Heart Diseases / Q000503:physiopathology*; D006801:Humans; D008943:Mitral Valve / Q000503:physiopathology*; D012213:Rheumatic Fever / Q000503:physiopathology*