title: Delay in motor development as a presentation of juvenile rheumatoid arthritis.
mesh_terms: D001171:Arthritis, Juvenile / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy; D002658:Developmental Disabilities / Q000209:etiology*; D006801:Humans; D007223:Infant; D008297:Male; D009048:Motor Skills; D011241:Prednisone / Q000627:therapeutic use
chemical_list: D011241:Prednisone