Document Type : Original Article
Authors
1 Department of Orthopedic Surgery, Faculty of Medicine, Omer Elmokhtar UniversityŁ Derna, Libya
2 orthopedic department, faculty of medicine, zagazig university
3 Department of Orthopedic Surgery, Faculty of Medicine –Zagazig University, Egypt.
4 Department of Orthopedic Surgery, Faculty of Medicine –Zagazig University, Egypt.
Abstract
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