Document Type : Original Article
Authors
1 Pediatrician, Assistant Professor of Pediatrics Dept., School of Medicine, Zanjan University of Medical Sciences, Zanjan, Iran
2 Ph.D. in Curriculum Planning, Assistant Professor of Educational Sciences Dept., School of Education and Psychology, Ferdowsi University, Mashhad, Iran
3 Ph.D. in Biostatistics, Associate Professor of Community Medicine Dept., School of Medicine, Zanjan University of Medical Sciences, Zanjan, Iran
Keywords