1. Department of Social and Applied Nutrition, Josué de Castro Institute of Nutrition, Federal University of Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
2. Nutritional Epidemiology Observatory, Department of Social and Applied Nutrition, Josué de Castro Institute of Nutrition, Federal University of Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
3. Department of Obstetrics & Gynaecology, Faculty of Medicine, University of British Columbia, Vancouver, BC V6H3N1, Canada
4. Department of Social Nutrition, Institute of Nutrition, State University of Rio de Janeiro, Rio de Janeiro 20550-013, Brazil