Serum free thyroxine and free triiodothyronine concentrations in pregnancy.
D005260:Female; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011262:Pregnancy Trimester, Second; D011263:Pregnancy Trimester, Third; D013974:Thyroxine / Q000097:blood*; D013975:Thyroxine-Binding Proteins / Q000097:blood; D014284:Triiodothyronine / Q000097:blood*
D013975:Thyroxine-Binding Proteins; D014284:Triiodothyronine; D013974:Thyroxine