RT Journal Article SR Electronic T1 Claude Bernard, 12 July 1813 JF Postgraduate Medical Journal JO Postgrad Med J FD The Fellowship of Postgraduate Medicine SP 408 OP 408 DO 10.1136/pgmj.73.861.408 VO 73 IS 861 A1 DG James YR 1997 UL http://pmj.bmj.com/content/73/861/408.abstract AB