[1] Mashhad Univ Med Sci, Dr Sheikh Hosp, Mashhad, Iran
[2] Gonabad Univ Med Sci, Dept Publ Hlth, Sch Hlth, Gonabad, Iran
[3] Gonabad Univ Med Sci, Social Dev & Hlth Promot Res Ctr, Gonabad, Iran
[4] Gonabad Univ Med Sci, Sch Med, Dept Community Med, Gonabad, Iran
[5] Gonabad Univ Med Sci, Social Dev & Hlth Promot Res Ctr, Gonabad, Iran
[6] Islamic Azad Univ, Quchan Branch, Dept Nursing, Quchan, Iran