[1] Univ Mississippi, Med Ctr, Dept Obstet & Gynecol, Jackson, MS 39216 USA
[2] Duke Clin Res Inst, Durham, NC USA
[3] Duke Univ, Sch Med, Dept Biostat & Bioinformat, Durham, NC USA
[4] Mayo Clin, Dept Obstet & Gynecol, Rochester, MN USA
[5] UNC Sch Publ Hlth, Ctr Hlth Promot & Dis Prevent, UNC Sch Med, Ctr Womens Hlth Res,Dept Obstet & Gynecol, Chapel Hill, NC USA
[6] Henry Ford Hlth Syst, Dept Publ Hlth Sci, Detroit, MI USA
[7] Boston Univ, Sch Publ Hlth, Dept Epidemiol, Boston, MA USA
[8] Augusta Univ, Dept Obstet & Gynecol, Augusta, GA USA
[9] Univ Michigan, Med Sch, Dept Obstet & Gynecol, Div Reprod Endocrinol & Infertil, Ann Arbor, MI USA
[10] Univ Calif San Francisco, Dept Obstet Gynecol & Reprod Sci, San Francisco, CA USA
[11] Brigham & Womens Hosp, Dept Obstet Gynecol & Reprod Biol, Div Reprod Endocrinol & Infertil, 75 Francis St, Boston, MA 02115 USA
[12] Fibroid Fdn, Bethesda, MD USA
[13] Inova Fairfax Hosp, Falls Church, VA USA
[14] Duke Univ, Sch Med, Durham, NC USA
[15] Duke Univ, Med Ctr, Duke Clin Res Inst, Durham, NC USA
[16] Duke Univ, Sch Med, Dept Obstet & Gynecol, Durham, NC USA