@article{articlee115b0c0,
title   = {Cognitive function in patients with chronic pain treated with opioids: characteristics and associated factors},
author = {Kurita, G. P and Pimenta, Cibele Andrucioli de Mattos and Braga, P. E and Frich, L and Jorgensen, M. M and Nielsen, P. R and Hojsted, J and Sjogren, P},
year = {2012},
doi = {10.1111/j.1399-6576.2012.02760.x},
journal   = {Acta Anaesthesiologica Scandinavica}
}