RT Journal Article SR Electronic T1 An insider's guide to the medical specialties JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 415 OP 415 DO 10.7861/clinmedicine.7-4-415 VO 7 IS 4 A1 Clare Higgens YR 2007 UL http://www.rcpjournals.org/content/7/4/415.abstract AB