STUDIES ON SINUS ARRHYTHMIA IN CHILDREN.
D000293:Adolescent; D000740:Anemia; D001146:Arrhythmia, Sinus; D035843:Biomedical Research; D002648:Child; D003141:Communicable Diseases; D004165:Diphtheria; D004562:Electrocardiography; D005921:Glomerulonephritis; D006042:Goiter; D006330:Heart Defects, Congenital; D006801:Humans; D007223:Infant; D009401:Nephrosis; D011051:Poliomyelitis; D011128:Polyradiculopathy; D012213:Rheumatic Fever
ADOLESCENCE; ANEMIA; ARRHYTHMIA, SINUS; CHILD; CLINICAL RESEARCH; COMMUNICABLE DISEASES; DIPHTHERIA; ELECTROCARDIOGRAPHY; GLOMERULONEPHRITIS; GOITER; HEART DEFECTS, CONGENITAL; INFANT; NEPHROSIS; POLIOMYELITIS; POLYRADICULITIS; RHEUMATIC FEVER