@article{articlef29ca561,
title   = {Vagal and sympathetic control of heart rate during exercise by sedentary and exercise-trained rats},
author = {Negrão, C. E. and Moreira, E D and Brum, P. C. and Denadai, M L D R and Krieger, E M},
year = {1992},
journal   = {Brazilian Journal of Medical and Biological Research}
}