Ferreira, P. M. P., I. M. Turcatto, A. A. R. Takahashi, L. S. Paiva, and L. V. A. Sousa. “Analysis of Respiratory Tract Cancer: A Population-Based Study”. European Scientific Journal, ESJ, Vol. 17, no. 10, Mar. 2021, p. 25, doi:10.19044/esj.2021.v17n10p25.