RT Journal Article SR Electronic T1 Aids to Operative Surgery JF Postgraduate Medical Journal JO Postgrad Med J FD The Fellowship of Postgraduate Medicine SP 58 OP 58 DO 10.1136/pgmj.11.111.58-b VO 11 IS 111 YR 1935 UL http://pmj.bmj.com/content/11/111/58.3.abstract AB