1. Sanlıurfa Training and Research Hospital, Clinics of Pediatrics
2. Atasehir Memorial Hospital, Clinics of Pediatrics
3. T.C. Sağlık Bakanlığı-Marmara University Pendik Training and Research Hospital, Clinic of Pediatric Infectious Diseases
4. Ersoy Hospital
5. Department of Microbiology, Pendik