1. Community-Oriented Nursing Midwifery Research Center, Shahrekord University of Medical Sciences, ShahreKord, Iran.
2. Health Management and Economics Research Center, Iran University of Medical Sciences, Tehran, Iran.
3. Department of Infectious Disease and Tropical Medicine, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran.
4. Department of Nursing, Shahid Beheshti University of Medical Sciences, Tehran, Iran.