[ELECTROCARDIOGRAPHIC CHANGES IN RHEUMATOID ARTHRITIS].
D000293:Adolescent; D001168:Arthritis; D001171:Arthritis, Juvenile; D001172:Arthritis, Rheumatoid; D002648:Child; D004562:Electrocardiography; D006801:Humans
ARTHRITIS, JUVENILE RHEUMATOID; ARTHRITIS, RHEUMATOID; CHILD; ELECTROCARDIOGRAPHY
CAMBIOS ELECTROCARDIOGRAFICOS EN LA ARTRITIS REUMATOIDE.