Philip S. Rosenberg1, Blanche P. Alter2, Wolfram Ebell3
1Biostatistics Branch, Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Department of Health and Human Services, Rockville, MD, USA;
2Clinical Genetics Branch, Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Department of Health and Human Services, Rockville, MD, USA, and
3Department of Pediatrics, Charité Medical School Berlin, Germany