@misc{miscc8452bb6, title = {Three methods to examine sputum for indices of airway inflammation}, author = {Saraiva, B M and Zanola, T and Barnabé, Viviani and Martins, Mílton de Arruda and Saldiva, Paulo Hilário Nascimento and Warth, Maria do Patrocínio Tenório Nunes}, year = {1999}, booktitle = {1999 International Conference} }