TY - JOUR AU - Clauw, D J; Witter, J TI - Pain and rheumatology: thinking outside the joint JO - Arthritis Rheum IS - 02 VL - 60 PY - 2009 DO - 10.1002/art.24326 L3 - PubMed-ID: 19180503 SP - 321 EP - 324 ER -