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Reliability and validity of the pain anxiety symptom scale in Persian speaking chronic low back pain patients

Shanbehzadeh, S.; Salavati, M.; Tavahomi, M.; Khatibi, A.; Talebian, S.; Kalantari K. K. (Lippincott Williams and Wilkins, 2017)

Study Design. Psychometric testing of the Persian version of Pain Anxiety Symptom Scale 20. Objective. The aim of this study was to assess the reliability and construct validity of the PASS-20 in nonspecific chronic low ...