Document Type : New and original researches in the field of Microbiology.
Authors
1 medical microbiology and immunology, faculty of medicine for girls, Al-Azhar university, Cairo
2 Microbiology and Immunology, Faculty of Medicine for Girls, Al-Azhar University
3 Obstetric and gynacology, Faculty of Medicine, Al-Azhar University
4 Clinical pathology, Faculty of Medicine, Al-Azhar University
5 Microbiology and Immunology, Faculty of Medicine for Girls ,Al-Azhar University
Abstract
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