[1] Stanford Univ, Sch Med, Dept Obstet & Gynecol, Div Urogynecol & Pelv Reconstruct Surg, 300 Pasteur Dr,Grant S287, Stanford, CA 94305 USA
[2] Stanford Univ, Sch Med, Dept Urol, 300 Pasteur Dr,Grant S287, Stanford, CA 94305 USA
[3] Stanford Univ, Sch Med, Dept Obstet & Gynecol, Div Urogynecol & Pelv Reconstruct Surg, 300 Pasteur Dr,Room G304a, Stanford, CA 94305 USA
[4] Stanford Univ, Sch Med, Dept Urol, 300 Pasteur Dr,Room G304a, Stanford, CA 94305 USA