@article{articled35868f1,
title   = {Pain in fibromyalgia and discriminative power of the instruments: visual analog scale, dolorimetry and the McGill pain questionnaire},
author = {Marques, Amélia Pasqual and Assumpção, Ana and Matsutani, Luciana Akemi and Pereira, Carlos Alberto de Bragança and Lage, Lais},
year = {2008},
journal   = {Acta Reumatologica Portuguesa}
}