Reliability and validity of the Brazilian-Portuguese version of the burns specific pain anxiety scale (BSPAS) - Echevarria-Guanilo, Maria Elena; Dantas, Rosana Aparecida Spadoti; Farina Júnior, Jayme Adriano; Faber, A. Wertus; Alonso, Jordi; Rajmil, Luis; Rossi, Lidia Aparecida (International Journal of Nursing Studies, 2011)