Document Type : Original Article
Authors
1 Occupational and safety SupervisoratTanta Hospitall Universityng, TantaMedical Surgical Nursing, Faculty of nursitnedutsretsa
2 Professor of Medical Surgical Nursing, Faculty of nursing, Tanta university
3 Professor of General Medical, Faculty of medicine, Tanta university
4 Assist. Professor of Medical Surgical Nursing Faculty of nursing, Tanta Universi
Abstract