1. Sorbonne Paris Cité Epidemiology and Statistics Research Center, Nutritional Epidemiology Research Team (EREN): Inserm U1153; Inra U1125, Cnam, Paris 5, 7 and 13 Universities Bobigny F-93017 France
2. Oncology Department; Avicenne Hospital; Bobigny F-93017 France
3. Léon Bérard Cancer Center; Lyon F-69008 France
4. Cancer Research Centre of Lyon UMR Inserm 1052 CNRS 5286 CLB; Lyon F-69003 France
5. Sociology Department; University of Rouen, DySola; EA 4701 Rouen F-76821 France
6. Public Health Department; Avicenne Hospital; Bobigny F-93017 France