1. Department of Preventive Medicine, Universidade Federal de São Paulo, São Paulo, Brazil
2. Department of Psychobiology, Universidade Federal de São Paulo, São Paulo, Brazil
3. Department of Radiology and Oncology, School of Medicine, University of São Paulo, and Cancer Institute of the São Paulo State, São Paulo, Brazil
4. Division of Cancer Epidemiology, McGill University, Montreal, Quebec, Canada
5. Department of Nutrition, School of Public Health, University of São Paulo, São Paulo, Brazil