@article{article7d91105c,
title   = {Effect of asthma severity on symptom perception in childhood asthma},
author = {Cabral, A. L. B. and Conceição, Gleice Margarete de Souza and Saldiva, Paulo Hilário Nascimento and Martins, Mílton de Arruda},
year = {2002},
doi = {10.1590/s0100-879x2002000300006},
journal   = {Brazilian Journal of Medical and Biological Research}
}