University of Edinburgh - Institute of Genetics and Cancer, Government of the United States of America - Division of Cancer Epidemiology and Genetics, Korle Bu Teaching Hospital, Komfo Anokye Teaching Hospital, Komfo Anokye Teaching Hospital, Korle Bu Teaching Hospital, Korle Bu Teaching Hospital, Peace and Love Hospital, Komfo Anokye Teaching Hospital, University of Calgary - Department of Pathology and Laboratory Medicine, Loma Linda University, University of Ghana, Komfo Anokye Teaching Hospital, Komfo Anokye Teaching Hospital, Government of the United States of America - Center for Cancer Research, Government of the United States of America - Division of Cancer Epidemiology and Genetics, Government of the United States of America - Division of Cancer Epidemiology and Genetics, Government of the United States of America - Division of Cancer Epidemiology and Genetics and Independent