Michelle Kominiarek, MD Principal Investigator - Northwestern University Address: NM Department of OB/GYN250 E. Superior StreetChicago, IL 60611 Phone: 312-472-6747 Email: Michelle.Kominiarek@nm.org Additional Contacts Catherine Arguelles, RN Clinical Research Nurse Lead Address: NM Department of OB/GYN633 N. St Clair Street, Suite 1800Chicago, IL 60611 Phone: 312-503-5490 Email: Catherine.arguelles@northwestern.edu Kiarri Kershaw, PhD MPH Site co-Investigator Address: NM Department of OB/GYN680 N. Lake Shore DriveChicago, IL 60611 Phone: 312-472-6747 Email: k-kershaw@northwestern.edu