@article{article74393be3,
title   = {Sildenafil inhibits duodenal contractility via activation of the NO-K+ channel pathway},
author = {Clemente, Cristiano Magalhães and Araújo, Paula Vasconcelos and Palheta Júnior, Raimundo C. and Ratts, Zoélia M. L. and Fernandes, Geórgia H. and Rola, Francisco Helio and Oliveira, Ricardo Brandt de and Santos, Armênio Aguiar dos and Magalhães, Pedro J. C.},
year = {2008},
doi = {10.1111/j.1472-8206.2007.00549.x},
journal   = {Fundamental and Clinical Pharmacology}
}