RT Journal Article SR Electronic T1 In defence of Procreative Beneficence JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 284 OP 288 DO 10.1136/jme.2006.018184 VO 33 IS 5 A1 Julian Savulescu YR 2007 UL http://jme.bmj.com/content/33/5/284.abstract AB