@article{article163fbc10,
title   = {Pre-and postoperative nutritional in patients with chagasic megaesophagus},
author = {Penhavel, F. A. S. and Waitzberg, D. L. and Trevenzol, H. P. and Alves, L. and Zilberstein, Bruno and Gama-Rodrigues, J.},
year = {2004},
journal   = {Nutrición Hospitalar.}
}