@article{article37eacf56,
title   = {Endothelial nitric oxide synthase genotypes and haplotypes modify the responses to sildenafil in patients with erectile dysfunction},
author = {Muniz, J. J. and Lacchini, Riccardo and Rinaldi, T. O. and Nobre, Y. T. D. A. and Cologna, Adaulto José and Martins, Antonio Carlos Pereira and Tanus-Santos, José Eduardo},
year = {2011},
doi = {10.1038/tpj.2011.49},
journal   = {The Pharmacogenomics Journal}
}