title: Serum testosterone concentrations in embryonic and fetal pigs during sexual differentiation.
mesh_terms: D000653:Amniotic Fluid / Q000032:analysis; D000818:Animals; D002845:Chromatography; D005260:Female; D008297:Male; D011247:Pregnancy; D012727:Sex Characteristics; D012733:Sex Differentiation; D013552:Swine; D013739:Testosterone / Q000032:analysis / Q000097:blood*; D014469:Umbilical Arteries; D014471:Umbilical Veins
chemical_list: D013739:Testosterone