@article{article933b4966,
title   = {Sildenafil acts on the central nervous system increasing sympathetic activity},
author = {Fazan Júnior, Rubens and Huber, Domitila A. and Silva, Carlos Alberto Aguiar da and Silva, Valdo J. Dias da and Salgado, Maria Cristina de Oliveira and Salgado, Hélio César},
year = {2008},
doi = {10.1152/japplphysiol.01142.2007},
journal   = {Journal of Applied Physiology}
}