<affiliation wicri:level="4"><nlm:affiliation>Department of Obstetrics and Gynecology, College of Physicians and Surgeons, Columbia University, New York, NY. Electronic address: Laurie.Zephyrin@va.gov.</nlm:affiliation>
<country xml:lang="fr">États-Unis</country>
<placeName><region type="state">État de New York</region>
<settlement type="city">New York</settlement>
</placeName>
<wicri:cityArea>Department of Obstetrics and Gynecology, College of Physicians and Surgeons, Columbia University, New York</wicri:cityArea>
<orgName type="university">Université Columbia</orgName>
</affiliation>