[1] Kermanshah University of Medical Sciences,Department of Biostatistics, School of Health
[2] Kermanshah University of Medical Sciences,Department of General Surgery, Faculty of Medicine
[3] University of Northampton,Lecturer in International Business & Strategy, Faculty of Business & Law
[4] Kermanshah University of Medical Sciences,Student Research Committee
[5] Kermanshah University of Medical Sciences,Department of Otolaryngology, School of Medicine
[6] Razi University,Department of Statistics
[7] Kermanshah University of Medical Sciences,Department of Nursing, School of Nursing and Midwifery
[8] University Putra Malaysia,Department of Biology, Faculty of Science
[9] Coventry University,School of Computing, Electronics and Maths