title: RHEUMATIC MITRAL STENOSIS. A DETAILED STUDY OF FOUR CASES.
mesh_terms: D006328:Cardiac Catheterization; D003933:Diagnosis; D004562:Electrocardiography; D006801:Humans; D008946:Mitral Valve Stenosis; D012214:Rheumatic Heart Disease
keywords: DIAGNOSIS; ELECTROCARDIOGRAPHY; HEART CATHETERIZATION; MITRAL VALVE STENOSIS; RHEUMATIC HEART DISEASE