title: Response to Malcolm Parker.
authors.affiliation: Plunkett Centre for Ethics in Health Care, St. Vincent's Hospital, Sydney, Australia.
authors.forename: Bernadette
authors.initials: B
authors.lastname: Tobin
mesh_terms: D000328:Adult; D001315:Australia; D019924:Embryo Disposition / Q000941:ethics; D033041:Embryo Research / Q000941:ethics*; D004622:Embryo, Mammalian / Q000166:cytology; D005307:Fertilization in Vitro; D006801:Humans; D011640:Public Policy; D035845:Research Embryo Creation / Q000941:ethics; D013234:Stem Cells; D026712:Value of Life