RT Journal Article SR Electronic T1 A new kid on the block JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 219 OP 220 DO 10.7861/clinmedicine.14-3-219 VO 14 IS 3 A1 Humphrey Hodgson YR 2014 UL http://www.rcpjournals.org/content/14/3/219.abstract