RT Journal Article SR Electronic T1 Management of substance misuse problems in the general hospital JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 513 OP 515 DO 10.7861/clinmedicine.2-6-513 VO 2 IS 6 A1 Sarah Welch YR 2002 UL http://www.rcpjournals.org/content/2/6/513.abstract AB