title: Free thyroxine index.
mesh_terms: D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D011247:Pregnancy; D013959:Thyroid Diseases / Q000175:diagnosis; D013960:Thyroid Function Tests; D013974:Thyroxine / Q000097:blood*; D013975:Thyroxine-Binding Proteins
chemical_list: D003276:Contraceptives, Oral; D013975:Thyroxine-Binding Proteins; D013974:Thyroxine