[1] Univ Sao Paulo, Dept Nutr, Sao Paulo, Brazil
[2] Univ Sao Paulo, Fac Saude Publ, Sao Paulo, Brazil
[3] Univ Reading, Dept Food Sci & Technol, High Sinclair Unit Human Nutr, Reading RG6 6AP, Berks, England
[4] Univ Reading, MPS Res Unit, Dept Appl Stat, Reading RG6 6FN, Berks, England
[5] Royal Berkshire Hosp, Dept Clin Biochem, Reading RG1 5AN, Berks, England