@article{article35220cbb,
title   = {Use of isometric exercise to demonstrate cardiac parasympatetic impairment in the digestive form of chagas disease},
author = {Souza, A. C. S. and Marin Neto, J A and Maciel, B C and Gallo Junior, L and Martins, L E B and Amorim, D S},
year = {1987},
journal   = {Brazilian Journal of Medical and Biological Research}
}