[1] Univ Fed Minas Gerais, 246 Apt 902, BR-30130060 Belo Horizonte, MG, Brazil
[2] Abbott Nutr Res & Dev, Columbus, OH USA
[3] Hosp Angeles Lomas, Gen Surg & Clin Nutr Dept, Mexico City, DF, Mexico
[4] Anahuac Univ, Mexico City, DF, Mexico
[5] Abbott Nutr, Bogota, Colombia
[6] Hosp Clin Fuerza Aerea Chile, Santiago, Chile
[7] Hosp Italiano Buenos Aires, Buenos Aires, DF, Argentina
[8] Clin Reina Sofia, Bogota, Colombia
[9] Univ Rosario Mederi, Bogota, Colombia
[10] Ctr Integrado Atencao Saude, Vitoria, ES, Brazil