Ali M Alabbadi1, Dima F Yassin2, Ahmad T Mansour1, Mousa A Al-Abbadi3. 1. Department of Pathology, Microbiology and Forensic Medicine, The University of Jordan School of Medicine, Amman, Jordan. 2. Department of Pathology and Laboratory Medicine, Sheikh Khalifa Medical City, Abu Dhabi, United Arab Emirates. 3. Department of Pathology, Microbiology and Forensic Medicine, The University of Jordan School of Medicine, Amman, Jordan, alabbadima@yahoo.com.