[1] Inst Nacl Perinatol Isidro Espinosa los Reyes, Dept Gynecol, Montes Urales 800, Mexico City 11000, Mexico
[2] Univ Anahuac Mexico, Fac Ciencias Salud, Campus Norte Ave Univ Anahuac 46, Huixquilucan 52786, Mexico
[3] Inst Nacl Psiquiatria Dr Ramon Fuente Muniz, Dept Clin Epidemiol, Calzada Mex-Xochimilco 101, Mexico City 14370, Mexico
[4] Inst Nacl Perinatol Isidro Espinosa los Reyes, Gen Direct, Montes Urales 800, Mexico City 11000, Mexico
[5] Inst Nacl Perinatol Isidro Espinosa los Reyes, Res Div, Montes Urales 800, Mexico City 11000, Mexico