The study was conducted in 5 different setting in Assiut Governorate: Assiut University Hospitals; Health Insurance Hospital (Elmabarra); Assiut General Hospital (Elshamla); District hospitals (Dirout and Abnob Hospital); Rural Hospitals (Dronka and Banimohamadiat Hospitals).30%of the total number of each of the previous setting was taken.The total number of the sample was 500 nurses.A written str...