الفهرس 
INTRODUCTIONOnly 14 pages are availabe for public view
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Abstract
Thanks to Allah, who magnificent help was the main factor for accomplishment of this work
I’d like to express my thanks and profound gratitude to Ass. prof. Dr. Gehan Galal El Bialy assistant, professor of nursing administration, nursing administration department , faculty of nursing, Alexandria University, for her kinds supervision, continuance guidance, constant encouragement and generous help and cooperation from the start to the end of this study.
My sincere appreciation is especially expressed to Dr. Reem Mabrouk Abd El Rahman lecturer of nursing administration, nursing administration department, faculty of nursing, Damanhour University, for valuable advice and her kind continuance interest and precious guidance during the work.
I wish to extend my appreciation and thanks to. prof. Dr. Mouhamad Hessein Professor of public health, Public Health Institute, Alexandria University, for his cooperation and assistance during the statistical analysis process.
I am thankful to all health team for helping me to make this work