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Cadavid Castro, M.A., Restrepo Yepes, L.M., Rivillas González, J.A., Sepúlveda Rueda, L.M., Manjarrés Correa, L.M. and Estrada Restrepo, A. 2013. Concordance between direct weigh of food portions consumed by children 5 to 9 years old, using tridimensional geometrical figures and interviewer memorization weight’s technique. Perspectivas en Nutrición Humana. 15 (Dec. 2013), 31–43. DOI:https://doi.org/10.17533/udea.penh.17875.