1. Department of Clinical Sciences, College of Medicine, University of Sharjah, Sharjah, United Arab Emirates.
2. Microbiology Laboratory, Al-Qassimi Hospital, Sharjah, United Arab Emirates.
3. Department of Microbiology and Immunology, College of Medicine, UAE University, Al Ain, United Arab Emirates.
4. Higher College of Technology, Sharjah, United Arab Emirates.