title: [Dependable in vitro ETR test (effective thyroxine ratio) in the study of thyroid gland function in pregnant women].
mesh_terms: D000293:Adolescent; D000328:Adult; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000097:blood*; D013960:Thyroid Function Tests / Q000379:methods*; D013974:Thyroxine / Q000097:blood*; D014284:Triiodothyronine / Q000097:blood
chemical_list: D014284:Triiodothyronine; D013974:Thyroxine
vernacular_title: Fiablidad del test "in vitro" ETR (effective thyroxine ratio) en el estudio funcional tiroideo de las gestantes