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, Memorial Sloan Kettering Cancer Center - Department of Epidemiology and Biostatistics, Peace and Love Hospital, Komfo Anokye Teaching Hospital, Korle Bu Teaching Hospital, Korle Bu Teaching Hospital, Komfo Anokye Teaching Hospital, Korle Bu Teaching Hospital, Komfo Anokye Teaching Hospital, Korle Bu Teaching Hospital, Komfo Anokye Teaching Hospital, Komfo Anokye Teaching Hospital, University of Calgary - Department of Pathology and Laboratory Medicine, Government of the United States of America - Division of Cancer Epidemiology and Genetics, University of Cambridge - Department of Oncology, University of Cambridge - Department of Oncology, University of Cambridge - Department of Oncology, 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 - Frederick National Laboratory for Cancer Research, Government of the United States of America - Frederick National Laboratory for Cancer Research, The John Hopkins Hospital - Department of Biostatistics, University of Ghana, University of Ghana Medical School, University of Ghana, Loma Linda University, Komfo Anokye Teaching Hospital, University of Cambridge - Department of Public Health and Primary Care, University of Edinburgh - Institute of Genetics and Cancer, Government of the United States of America - Division of Cancer Epidemiology and Genetics and Independent