RT Journal Article SR Electronic T1 Reliability JF Medical Humanities JO J Med Humanit FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 49 OP 52 DO 10.1136/mh.29.1.49 VO 29 IS 1 A1 Gillie Bolton YR 2003 UL http://mh.bmj.com/content/29/1/49.abstract AB