1. Shohada Hospital, Mashhad University of Medical Sciences, Quchan, Iran (Islamic Republic of)
2. Clinical Research Development Unit, Imam Hossein Hospital, Shahroud University of Medical Sciences, Shahroud, Iran (Islamic Republic of)
3. Clinical Research Development Unit, Bahar Hospital, Shahroud University of Medical Sciences, Shahroud, Iran (Islamic Republic of)
4. Department of Nursing, School of Nursing and Midwifery, Shahroud University of Medical Sciences, Shahroud, Iran
5. Randomized Controlled Trial Research Center, Shahroud University of Medical Sciences, 7th Sq., Shahroud, Iran