Effect of image resolution manipulation in rearfoot angle measurements obtained with photogrammetry - Sacco, I. C. N.; Picon, A. P.; Ribeiro, A. P.; Sartor, C. D.; Camargo-Junior, F.; Macedo, D. O.; Mori, E. T. T.; Monte, F.; Yamate, G. Y.; Neves, J. G.; Kondo, V. E.; Aliberti, S. (Brazilian Journal of Medical and Biological Research, 2012)