1. Department of Pathology and Laboratory Medicine; University of Calgary; Calgary AB Canada
2. Department of Pathology; Catholic University of Health and Allied Science; Mwanza Tanzania
3. Hollings Cancer Center and Medical University of South Carolina; Charleston USA
4. Department of Obstetrics and Gynaecology; Robert HN Ho Research Centre; University of British Columbia; Vancouver BC Canada
5. Department of Pathology; University of British Colombia and British Colombia Cancer Agency; Vancouver BC Canada