RT Journal Article SR Electronic T1 What's wrong with enhancements? JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 729 OP 731 DO 10.1136/medethics-2012-100978 VO 39 IS 12 A1 Temkin, Larry S YR 2013 UL http://jme.bmj.com/content/39/12/729.abstract AB