RT Journal Article SR Electronic T1 Commentary JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 79 OP 81 DO 10.1136/jme.7.2.79 VO 7 IS 2 A1 Gerard, Hughes SJ YR 1981 UL http://jme.bmj.com/content/7/2/79.abstract AB