1. Reprints: Rani Kanthan, MBBS, MS, Department of Pathology, Royal University Hospital, 103 Hospital Dr, Saskatoon, Saskatchewan, Canada S7N OW8.
2. From the Departments of Pathology (Drs R. Kanthan and Saxena) and Surgery (Dr S. C. Kanthan), Royal University Hospital, University of Saskatchewan, Saskatoon, Saskatchewan.