[Prenatal diagnosis of fetal sex; related studies].
D005260:Female; D005333:Fetus; D006801:Humans; D011247:Pregnancy; D011258:Pregnancy Tests; D011296:Prenatal Diagnosis; D012727:Sex Characteristics
FETUS; PREGNANCY TESTS; SEX CHARACTERISTICS
Diagnóstico pré-natal do sexo do feto; estudos correlatos.