title: Are 'ex ante' enhancements always permissible?
authors: Johns Hopkins University, USA.
authors: S Matthew
authors: SM
authors: Liao
mesh_terms: D024803:Biomedical Enhancement / Q000941:ethics*; D026689:Ethical Analysis; D028663:Ethical Theory; D024861:Genetic Enhancement / Q000941:ethics; D006801:Humans; D009042:Motivation; D012098:Reproduction / Q000941:ethics; D015974:Wrongful Life / Q000941:ethics