[1] Brown Univ, Women & Infants Hosp, Warren Alpert Med Sch, Dept Obstet & Gynecol,Program Womens Oncol, 101 Dudley St, Providence, RI USA
[2] Brown Univ, Dept Obstet & Gynecol, Div Female Pelv Med & Reconstruct Surg, Warren Alpert Med Sch,Women & Infants Hosp, 101 Dudley St, Providence, RI 02912 USA
[3] Brown Univ, Dept Obstet & Gynecol, Div Res, Warren Alpert Med Sch,Women & Infants Hosp, 101 Dudley St, Providence, RI 02912 USA
[4] Univ Massachusetts, Sch Med, Dept Quantitat Hlth Sci, Worcester, MA USA
[5] Univ Massachusetts, Sch Med, Ctr Hlth Policy & Res, Worcester, MA USA