title: Causes of early embryonic loss in human pregnancy.
authors.forename: R G
authors.initials: RG
authors.lastname: Edwards
mesh_terms: D000022:Abortion, Spontaneous / Q000209:etiology / Q000235:genetics; D010064:Embryo Implantation; D020964:Embryo Loss / Q000209:etiology / Q000235:genetics; D004622:Embryo, Mammalian / Q000502:physiology*; D005260:Female; D005313:Fetal Death / Q000209:etiology / Q000235:genetics; D006801:Humans; D011003:Ploidies; D011247:Pregnancy; D013997:Time Factors