RT Journal Article SR Electronic T1 Medical Education JF British Medical Journal JO BMJ FD British Medical Journal Publishing Group SP 867 OP 867 DO 10.1136/bmj.1.1065.867-b VO 1 IS 1065 A1 Parsons, Charles YR 1881 UL http://www.bmj.com/content/1/1065/867.3.abstract AB