Author/Authors :
Shirinzadeh-Dastgiri, Ahmad Surgery Department - Iran University of Medical Sciences, Tehran, Iran , Saberi, Ali Surgery Department - Iran University of Medical Sciences, Tehran, Iran , Vakili, Mohammad Surgery Department - Ardabil University of Medical Sciences, Ardabil, Iran , Marashi, Mahdi Patient Safety Research Center, Department of Forensic Medicine - School of Medicine - Iran University of Medical Sciences, Tehran, Iran