@article{article77db476c,
title   = {The effects of sildenafil on rectal sensitivity and tone in patients with the irritable bowel syndrome},
author = {Medeiros, M. T. Gonçalves de and Oliveira, Ricardo Brandt de and Santos, A. A. dos and Leopoldino, D. M. de and Lima, M. C. Oliveira and Nobre, R. Arrais and Souza, M. A. Nobre e},
year = {2012},
doi = {10.1111/j.1365-2036.2011.04977.x},
journal   = {Alimentary Pharmacology and Therapeutics}
}