1. Division of Infectious Diseases, Department of International Health, Kobe University Graduate School of Health Sciences, Kobe, Japan.
2. Division of Urology, Department of Organs Therapeutics, Faculty of Medicine, Kobe University Graduate School of Medicine, Kobe, Japan.
3. Clinical Laboratory, Kobe University Hospital, Kobe, Japan.
4. Department of Infection Control and Prevention, Kobe University Hospital, Kobe, Japan.
5. Center for Infectious Diseases, Kobe University Graduate School of Medicine, Kobe, Japan.