[1] Iran Univ Med Sci, Nursing & Midwifery Care Res Ctr, Tehran, Iran
[2] Shahid Beheshti Univ, Family Res Inst, Tehran, Iran
[3] Ahvaz Jundishapur Univ Med Sci, Reprod Hlth Promot Res Ctr, Dept Midwifery, Sch Nursing & Midwifery, Ahvaz, Iran
[4] Tabriz Univ Med Sci, Social Determinants Hlth Res Ctr, Tabriz, Iran
[5] Mashhad Univ Med Sci, Nursing & Midwifery Care Res Ctr, Dept Pediat, Sch Nursing & Midwifery, Mashhad, Iran
[6] Shiraz Univ Med Sci, Dept Midwifery, Shiraz, Iran