RT Journal Article SR Electronic T1 Human reproduction: irrational but in most cases morally defensible JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 379 OP 380 DO 10.1136/jme.2003.004747 VO 30 IS 4 A1 R Bennett YR 2004 UL http://jme.bmj.com/content/30/4/379.abstract AB