RT Journal Article SR Electronic T1 Letters to the Editor JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 116 OP 117 DO 10.7861/clinmedicine.8-1-116 VO 8 IS 1 A1 Jecko Thachil YR 2008 UL http://www.rcpjournals.org/content/8/1/116.abstract AB