1. Department of Epidemiology Harvard T. H. Chan School of Public Health Boston Massachusetts USA
2. Department of Obstetrics and Gynecology Brigham and Women's Hospital and Harvard Medical School Boston Massachusetts USA
3. Department of Medical Oncology Dana Farber Cancer Institute Boston Massachusetts USA
4. Department of Cancer Epidemiology Moffitt Cancer Center Tampa Florida USA
5. Public Health, Muskie School of Public Service University of Southern Maine Portland Maine USA