1. Department of Medical Technology, Faculty of Health Sciences, Ehime Prefectural University of Health Sciences, Ehime, Japan
2. Department of Pathology, Nara Medical University Hospital, Nara, Japan
3. Department of Gynecology and Obstetrics, Faculty of Medical Sciences, University of Fukui, Fukui, Japan
4. Departments of Gynaecology, Suzuka General Hospital, Mie, Japan
5. Department of Diagnostic Pathology, Toyama Red Cross Hospital, Toyama, Japan
6. Executive Director, Tenri University, Nara, Japan
7. Clinical Cytopathology Service, Istituto Cantonale di Patologia, Locarno, Switzerland