title: Sex determination by ultrasound: ethical challenges of sex ratio imbalances and invidious discrimination.
authors.forename: F A
authors.initials: FA
authors.lastname: Chervenak
authors.forename: L B
authors.initials: LB
authors.lastname: McCullough
mesh_terms: D005260:Female; D006801:Humans; D028701:Patient Rights / Q000941:ethics; D026684:Personal Autonomy; D011247:Pregnancy; D011287:Prejudice; D012732:Sex Determination Analysis / Q000941:ethics* / Q000379:methods; D012744:Sex Ratio