[1] Henry Ford Hlth Syst, Dept Publ Hlth Sci, 1 Ford Pl,3E, Detroit, MI 48202 USA
[2] Mayo Clin, Dept Obstet & Gynecol, Rochester, MN USA
[3] Univ N Carolina, Ctr Womens Hlth Res, Dept Obstet & Gynecol, Chapel Hill, NC 27515 USA
[4] Univ N Carolina, Ctr Hlth Promot & Dis Prevent, Chapel Hill, NC 27515 USA
[5] Duke Univ, Sch Med, Duke Clin Res Inst, Durham, NC USA
[6] Duke Univ, Sch Med, Dept Biostat & Bioinformat, Durham, NC USA
[7] Georgetown Univ, Sch Med, Dept Radiol, Washington, DC USA
[8] Fibroid Fdn, Bethesda, MD USA
[9] Mayo Clin, Dept Surg, Rochester, MN USA
[10] Augusta Univ, Dept Obstet & Gynecol, Augusta, GA USA
[11] Brigham & Womens Hosp, Dept Obstet Gynecol & Reprod Biol, 75 Francis St, Boston, MA 02115 USA
[12] Inova Fairfax Hosp, Dept Obstet & Gynecol, Falls Church, VA USA
[13] Univ Michigan, Dept Obstet & Gynecol, Ann Arbor, MI 48109 USA
[14] Duke Univ, Sch Med, Dept Obstet & Gynecol, Durham, NC USA
[15] Univ N Carolina, Gillings Sch Global Publ Hlth, Dept Epidemiol, Chapel Hill, NC 27515 USA
[16] Boston Univ, Sch Publ Hlth, Slone Epidemiol Ctr, Boston, MA USA
[17] Univ Mississippi, Med Ctr, Dept Obstet & Gynecol, Jackson, MS 39216 USA
[18] Univ Calif San Francisco, Dept Obstet Gynecol & Reprod Sci, San Francisco, CA USA
[19] Yale Sch Publ Hlth, Dept Biostat, New Haven, CT USA