Chronic pain patients: clues in the clinical interview.
D001416:Back Pain / Q000523:psychology; D006261:Headache / Q000523:psychology; D006801:Humans; D007406:Interview, Psychological; D010148:Intractable Pain / Q000523:psychology*; D010817:Physician-Patient Relations; D012017:Referral and Consultation; D012803:Sick Role