1. Section of Infectious Diseases Department of Medicine King Faisal Specialist Hospital and Research Centre Riyadh Saudi Arabia
2. Department of Medicine King Salman Armed Forces Hospital Tabuk Saudi Arabia
3. Section of Microbiology, Pathology and Laboratory Medicine King Faisal Specialist Hospital and Research Centre Riyadh Saudi Arabia
4. Section of Pediatric Infectious Diseases Department of Pediatrics King Faisal Specialist Hospital and Research Centre Riyadh Saudi Arabia
5. Infection Control and Hospital Epidemiology King Faisal Specialist Hospital and Research Centre Riyadh Saudi Arabia
6. Mycotic Diseases Branch Centers for Disease Control and Prevention Atlanta GA USA