title: "What is an embryo?": a legal perspective.
authors.affiliation: Center for Adoption Research, University of Massachusetts (Worcester), USA.
authors.forename: Susan L
authors.initials: SL
authors.lastname: Crockin
mesh_terms: D000300:Adoption; D019924:Embryo Disposition / Q000331:legislation & jurisprudence; D033041:Embryo Research / Q000331:legislation & jurisprudence*; D004622:Embryo, Mammalian; D033161:Government Regulation; D006801:Humans; D027724:Reproductive Techniques, Assisted / Q000331:legislation & jurisprudence*; D013234:Stem Cells; D009626:Terminology as Topic; D014481:United States