1. Department of Midwifery, Ahvaz Jondishapur University of Medical Science, 13th East Kianpars Ave-Karkeh St-No 8, Ahvaz 6155975381, Iran.
2. Department of Nutrition and Dietetics, Universiti of Putra Malaysia, Selangor-43300, Malaysia.
3. Department of Health, Tehran University of Medical Science, Tehran, Iran.
4. Department of Statistics, Tehran University of Medical Science, Tehran, Iran.
5. Department of Nutrition, Ahvaz, Jondishapur University of Medical Science, Ahvaz, Iran.