TY - JOUR AU - Casanueva Freijo, Felipe PY - 2011 SN - 0004-3591 UR - http://hdl.handle.net/20.500.11940/5686 LA - eng TI - Association of HTR2A polymorphisms with chronic widespread pain and the extent of musculoskeletal pain: Results from two population-based cohorts DO - 10.1002/art.30185 T2 - ARTHRITIS AND RHEUMATISM M2 - 810 VL - 63 ER -