RT Journal Article SR Electronic T1 Surrogate Motherhood JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 221 OP 221 DO 10.1136/jme.16.4.221 VO 16 IS 4 A1 Maureen Mulholland YR 1990 UL http://jme.bmj.com/content/16/4/221.1.abstract AB