Assessment of thyroid function in normal pregnancy.
D005260:Female; D006801:Humans; D011247:Pregnancy; D013961:Thyroid Gland / Q000502:physiology*; D013974:Thyroxine / Q000097:blood*; D014284:Triiodothyronine / Q000097:blood*
D014284:Triiodothyronine; D013974:Thyroxine