Obstructive sleep apnea in asthmatic children: a cross-sectional study about prevalence and risk factors Cristiane Fumo-dos-Santos; Anna K. Smith; Sonia M.G.P. Togeiro; Sergio Tufik; Gustavo A. Moreira;

Prevalence and impact of asthma in schoolchildren in the city of Caxias do Sul-RS Daniel Zacaron; Cristian Roncada; Rossano Sartori Dal Molin; Marcus Herbert Jones; Paulo Condessa Pitrez;

Asthma mortality in children and adolescents of Brazil over a 20-year period Raquel Reis Pitchon; Cristina Gonçalves Alvim; Cláudia Ribeiro de Andrade; Laura Maria de Lima Belizário Facury Lasmar; Álvaro Augusto Cruz; Adriana Pitchon dos Reis;