@article{articled5d7dcad,
title   = {Validation of the ratio scale of the differents types of pain},
author = {Hortense, Priscilla and Zambrano, Érika and Sousa, Fátima Aparecida Emm Faleiros},
year = {2008},
doi = {10.1590/s0104-11692008000400011},
journal   = {Revista Latino-Americana de Enfermagem}
}