[1] Northwestern Obstet Gynecol, Chicago, IL USA
[2] Univ Calif Los Angeles, Obstet Gynecol, Los Angeles, CA USA
[3] Northwestern Univ, Chicago, IL USA
[4] Dana Farber Canc Inst, Boston, MA USA
[5] Massachusetts Gen Hosp, Brigham & Womens Hosp, Boston, MA USA
[6] New York Presbyterian, Weill Cornell, New York, NY USA
[7] Univ Rochester, Med Ctr, Rochester, NY USA
[8] Northwestern Gynecol Oncol, Chicago, IL USA