@article{articled21e08ec,
title   = {Effects of vasodilating drugs on the lower esophageal sphincter pressure of patients with megaesophagus},
author = {Dantas, Roberto Oliveira and Godoy, Renato Alves de and Rezende Filho, J and Oliveira, B R and Villanova, M G and Meneghelli, U G and Troncon, L E A},
year = {1985},
journal   = {Brazilian Journal of Medical and Biological Research}
}