TY - JOUR AU - Häuser, W; Jung, E; Erbslöh-Möller, B TI - Validation of the Fibromyalgia Survey Questionnaire within a cross-sectional survey JO - PLoS One VL - 7 PY - 2012 DO - 10.1371/journal.pone.0037504 L3 - PubMed-ID: 22662163 SP - e37504 N1 - et al. ER -