Department of Obstetrics and Gynecology;
NorthShore University HealthSystem;
Evanston;
IL;
USA;
Department of Obstetrics and Gynecology;
Pritzker School of Medicine;
University of Chicago;
Chicago;
IL;
USA;
Department of Maternal Fetal Medicine;
Kaiser Permanente Medical Center;
Walnut Creek;
CA;
USA;
Research Institute;
NorthShore University HealthSystem;
Evanston;
IL;
USA;