RT Journal Article SR Electronic T1 Where are you from? JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 304 OP 304 DO 10.7861/clinmedicine.7-3-304a VO 7 IS 3 A1 Bill Kirkup YR 2007 UL http://www.rcpjournals.org/content/7/3/304.2.abstract AB