title: The authors' response.
authors.affiliation: Research Department, American College of Obstetricians and Gynecologists , Washington, DC.
authors.forename: Michael L
authors.initials: ML
authors.lastname: Power
authors.forename: Jay
authors.initials: J
authors.lastname: Schulkin
mesh_terms: D001291:Attitude of Health Personnel; D036861:Delivery, Obstetric; D005260:Female; D006176:Gynecology / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male; D009774:Obstetrics / Q000706:statistics & numerical data*; D010818:Practice Patterns, Physicians' / Q000706:statistics & numerical data*; D011247:Pregnancy; D047928:Premature Birth