R. Souza, R. A. Kairalla, U. de P. Santos, T. Y. Takagaki, V. L. Capelozzi, and C. R. R. Carvalho, “ Diffuse panbronchiolitis: an underdiagnosed disease? Study of 4 cases in Brazil ”, Rev. Hosp. Clín., vol. 57, no. 4, pp. 167–174, Aug. 2002, doi: 10.1590/S0041-87812002000400007.