title: The effect of a goitrogen on the duration of parturition in sows.
mesh_terms: D000818:Animals; D013956:Antithyroid Agents / Q000494:pharmacology*; D001937:Brassica; D005260:Female; D007743:Labor, Obstetric / Q000187:drug effects*; D008779:Methylthiouracil / Q000494:pharmacology; D011247:Pregnancy; D013552:Swine / Q000502:physiology*; D013997:Time Factors
chemical_list: D013956:Antithyroid Agents; D008779:Methylthiouracil