title: Radiology now. Radionuclide investigations and pregnancy--protection of the embryo and fetus.
mesh_terms: D004622:Embryo, Mammalian / Q000528:radiation effects; D005260:Female; D005333:Fetus / Q000528:radiation effects; D006801:Humans; D011247:Pregnancy / Q000528:radiation effects*; D011829:Radiation Dosage; D011832:Radiation Injuries / Q000196:embryology / Q000517:prevention & control*; D011877:Radionuclide Imaging / Q000009:adverse effects / Q000592:standards*; D013997:Time Factors