Mahmoud M. Tawfick

Microbiology and Immunology Department, Faculty of Pharmacy, Al-Azhar University, Nasr City, Cairo, Egypt
Microbiology and Immunology Department, Faculty of Pharmacy, MSA University, 6th October City, Giza, Egypt

Mervat I. El-Borhamy

Clinical Pathology, International Medical Centre (IMC) and Misr International University, Cairo-Ismailia Desert Road, Cairo, Egypt