RT Journal Article SR Electronic T1 Current key developments JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 420 OP 422 DO 10.7861/clinmedicine.8-4-420 VO 8 IS 4 A1 John Atherton YR 2008 UL http://www.rcpjournals.org/content/8/4/420.abstract AB