1. Department of Pathology; Shiga Medical Center for Adults; Moriyama Shiga Japan
2. Department of Pathology; Hyogo Cancer Center; Akashi Hyogo Japan
3. Department of Diagnostic Pathology; Nara Medical University; Kashihara Nara Japan
4. Department of Obstetrics and Gynecology; Hyogo Prefectural Kaibara Hospital; Tamba Hyogo Japan