title: Low levels of x-irradiation and the early mammalian embryo.
mesh_terms: D000818:Animals; D000013:Congenital Abnormalities / Q000209:etiology*; D004622:Embryo, Mammalian; D006801:Humans; D008322:Mammals; D011830:Radiation Effects
keywords: ABNORMALITIES/etiology; MAMMALS; RADIATION EFFECTS/experimental