1. Department of Public Health; Sirjan School of Medical Sciences; Sirjan Iran
2. MPH Program, Department of Public Health and Community Medicine; Tufts University School of Medicine; Boston Massachusetts USA
3. Division of Nursing, Midwifery & Social Work, School of Health Sciences, Faculty of Biology, Medicine & Health; University of Manchester, Manchester Academic Health Science Centre; Manchester UK
4. Department of Midwifery, Reproductive Health Promotion Research Center; Ahvaz Jundishapur University of Medical Sciences; Ahvaz Iran
5. Park Library; Central Michigan University; Mount Pleasant Michigan USA
6. Division of Biostatistics and Bioinformatics, Graduate School of Public Health; St. Luke’s International University; Tokyo Japan
7. Environmental and Occupational Health Research Center, Shahroud University of Medical Sciences; Shahroud Iran