[1] Univ Arizona, Dept Pathol, Coll Med, Tucson, AZ 85724 USA
[2] Univ Arizona, Dept Obstet & Gynecol, Coll Med, Tucson, AZ 85724 USA
[3] Univ Arizona, Coll Med, Arizona Canc Ctr, Tucson, AZ 85724 USA
[4] Shandong Univ, Qilu Hosp, Dept Obstet & Gynecol, Shandong, Peoples R China
[5] Fudan Univ, Shanghai Med Coll, Dept Pathol, Shanghai 200433, Peoples R China
[6] Fudan Univ, Hosp Obstet & Gynecol, Shanghai 200433, Peoples R China
[7] Dana Farber Canc Inst, Dept Canc Biol, Boston, MA 02115 USA
[8] Brigham & Womens Hosp, Dept Pathol, Boston, MA 02115 USA