Document Type : Original Article
Authors
1 Resident of anesthesia at Zagazig General Hospital, El Sharkia, Egypt
2 professor of Anaesthesia ,and Surgical Intensive Care,Faculty of Medicine, Zagazig University
3 Anesthesia and surgical intensive care, faculty of medicine, zagazig university, zagazig city, Egypt
4 Lecturer of Anesthesia and Surgical Intensive Care, Faculty of Medicine-Zagazig University
Abstract
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