title: Embryo altruism and stem cell research.
authors.forename: M L
authors.initials: ML
authors.lastname: Polan
mesh_terms: D000533:Altruism; D004622:Embryo, Mammalian; D004992:Ethics, Medical; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D009316:National Institutes of Health (U.S.); D012106:Research; D013234:Stem Cells; D014481:United States