the 328 patients were classified into 13 categories of problem disorders : headaches , cervical pain , lumbar pain without radiation , lumbar pain with radiation , isolated sciatica , parathoracic pain , knee pain , elbow pain , shoulder pain , gereralized musculoskeletal pains ( rheumatism ) , neurological disorders , and a general miscellaneous category .
C0018681
headaches
C0030193
pain