Department of Microbiology, Yüksek İhtisas Hospital, Ankara, Turkey
2.Institute of Hepatology, Ankara University, Ankara
3.Institute of Hepatology, Ankara University Faculty of Medicine, Ankara, Turkey
4.Department of Microbiology and Clinical Microbiology, Kayseri State Hospital, Kayseri
5.Department of Clinical Microbiology, Yüzüncü Yıl University, School of Medicine, Van
6.Department of Pediatric Gastroenterology, Ege University School of Medicine, İzmir
7.Department of Microbiology and Clinical Microbiology, Ege University, School of Medicine, İzmir
8.Department of Clinical Microbiology, Gazi University, School of Medicine, Ankara