1 John I. Brewer Trophoblastic Disease Center, Division of Gynecologic Oncology, Northwestern University Feinberg School of Medicine, 250 E. Superior Street, Suite 05-2168, Chicago, IL 60611.
2 John I. Brewer Trophoblastic Disease Center, Division of Gynecologic Oncology, Northwestern University Feinberg School of Medicine, 250 E. Superior Street, Suite 05-2168, Chicago, IL 60611. Electronic address: [email protected].