1. Address: Department of Laboratory Medicine, Division of Clinical Pathology/Cytology, Karolinska Institutet, Karolinska University Hospital Huddinge, SE-14186 Huddinge, Sweden
2. Department of Radiological, Oncological and Pathological Sciences, Sapienza University, Rome, Italy
3. Department of Pathology, Rush University Medical College, Chicago, Illinois, USA
4. Leiden Cytology and Pathology Laboratory, Leiden, Netherlands
5. National Centre for Asbestos Related Disease, School of Medicine and Pharmacology, University of Western Australia, QEII Medical Centre, WA 6009, Sydney
6. Department of Pathology, The Norwegian Radium Hospital, Oslo University Hospital, N-0310 Oslo, Norway
7. Department of Laboratory Medicine, Lund University, Malmö University Hospital, SE-205 02 Malmö, Sweden
8. Department of Medicine, University of Padova, 35121 Padova, Italy
9. Department of Anatomical Pathology, St. Vincents Hospital, Sydney
10. Department of Pathology, İstanbul University, İstanbul Faculty of Medicine, Capa, Fatih 34093, Istanbul, Turkey
11. Department of Pathology, Yamaguchi Grand Medical Center, Hofu City, Yamaguchi Pref, 747-8511, Osaka, Japan
12. Cancer Education and Research Center, Osaka University Graduate School of Medicine, Osaka, Japan
13. Department of Pathology, Case Western Reserve University, University Hospitals Case Medical Center, MSPTH 5077, Cleveland, OH 44106, USA
14. Department of Pathology, Faculty of Medicine, Hacettepe University, Ankara, Turkey
15. Department of Tissue Pathology, Pathwest Laboratory Medicine WA, QE2 Medical Centre, Western Australia 6009, Australia
16. Department of Biopathology, Gustave Roussy Comprehensive Cancer Center, 94805 Vilejuif Cedex, France