1 Postgraduate Program of Health and Behavior, Catholic University of Pelotas, Rua Vereador Ariano Requião de Carvalho, 301, Pelotas - Rio Grande do Sul CEP 96055-800, Brazil, E-mail: cristinagbs@hotmal.com.
2 Nutrition College of Nutrition, Federal University of Pelotas Rio Grande do Sul, Brazil.
3 Pennington Biomedical Research Center, Baton Rouge, LA.