Document Type : Original research articles
Authors
1 Department of Public Health and Community Medicine, Faculty of Medicine, South Valley University, Qena, Egypt.
2 Department of Public health and Community Medicine, Faculty of Medicine, Assiut University, Assiut, Egypt .
3 Department of Neuropsychiatry, Faculty of Medicine, South Valley University, Qena, Egypt
4 Department of Chest disease, Faculty of Medicine, South Valley University, Qena, Egypt.
Abstract
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