title: An enzymeimmunoassay of serum oestrone sulphate and its application to early pregnancy diagnosis in pigs.
mesh_terms: D000818:Animals; D004970:Estrone / Q000031:analogs & derivatives* / Q000097:blood; D005260:Female; D007124:Immunoenzyme Techniques; D011247:Pregnancy; D011259:Pregnancy Tests, Immunologic / Q000662:veterinary*; D011270:Pregnancy, Animal; D013552:Swine / Q000097:blood*
chemical_list: D004970:Estrone; C017296:estrone sulfate