1. Nursing Management and Education Department, College of Nursing, Princess Nourah bint Abdulrahman University, P.O. Box 84428, Riyadh 11671, Saudi Arabia
2. School of Nursing, University of Wisconsin, Milwaukee 1921 East Hartford Avenue, Milwaukee, WI 53211, USA
3. Nursing Administration Department, Faculty of Nursing Port Said University, Port Fouad City 42512, Port Said Governorate, Egypt