[ON LUMBAGO IN INTERNAL MEDICINE].
D000293:Adolescent; D001416:Back Pain; D001699:Biometry; D002648:Child; D005853:Geriatrics; D006801:Humans; D007223:Infant; D007388:Internal Medicine; D017116:Low Back Pain; D013223:Statistics as Topic
ADOLESCENCE; BACKACHE; CHILD; GERIATRICS; INFANT; INTERNAL MEDICINE; STATISTICS