1. Cancer Epidemiology Research Program, Catalan Institute of Oncology, L’Hospitalet de Llobregat, Barcelona
2. Epidemiology, Public Health, Cancer Prevention and Palliative Care Program, Bellvitge Biomedical Research Institute (IDIBELL), Barcelona
3. Centro de Investigación Biomédica en Red de Cáncer, Madrid, Spain
4. Department of Medical Oncology, Catalan Institute of Oncology, L’Hospitalet de Llobregat, Barcelona
5. Program of Molecular Mechanisms and Experimental Therapy in Oncology, IDIBELL, L’Hospitalet de Llobregat, Barcelona
6. University of Barcelona, Barcelona
7. Unit of Cancer Epidemiology, Belgian Cancer Centre, Sciensano, Brussels, Belgium
8. Centro de Investigación Biomédica en Red de Epidemiología y Salud Pública, Barcelona
9. PATH Reproductive Health Global Program, Seattle, Washington