RT Journal Article SR Electronic T1 Creation and abortion: a study in moral and legal philosophy JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 121 OP 122 DO 10.1136/jme.20.2.121-a VO 20 IS 2 A1 Thomas Hurka YR 1994 UL http://jme.bmj.com/content/20/2/121.2.abstract AB