Authors: Felippe Leopoldo Dexheimer Neto; Juliana Mara Stormovski de Andrade; Ana Carolina Tabajara Raupp; Raquel da Silva Townsend; Fabiana Gabe Beltrami; Hélène Brisson; Qin Lu; Paulo de Tarso Roth Dalcin Journal: J Bras Pneumol Date: 2015 Jan-Feb Impact factor: 2.624