RT Journal Article SR Electronic T1 Medically unexplained symptoms and syndromes JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 501 OP 504 DO 10.7861/clinmedicine.2-6-501 VO 2 IS 6 A2 Simon Wessley A2 Khalida Ismail A1 Michael Sharpe YR 2002 UL http://www.rcpjournals.org/content/2/6/501.abstract AB