RT Journal Article SR Electronic T1 Review article: Warnock and surrogacy. JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 45 OP 52 DO 10.1136/jme.12.1.45 VO 12 IS 1 A1 Edgar Page YR 1986 UL http://jme.bmj.com/content/12/1/45.abstract AB