1. From the Institute for Reproductive and Developmental Biology, Imperial College, London, United Kingdom (F.L.F., G.M., S.C., D.A.M., P.R.B., C.C.L.)
2. Experimental Medicine and Immunotherapeutics, University of Cambridge, United Kingdom (A.M.M., C.M.M., I.B.W.)
3. Population Health Sciences, Bristol Medical School (A.F.)
4. MRC Integrative Epidemiology Unit (A.F.)
5. University of Bristol, United Kingdom; and International Centre for Genetic Engineering and Biotechnology, Cancer Genomics Group, Cape Town, South Africa (S.C.).