P. Bartholo T, C. Pôrto L, H. Costa C, José Lopes A, P. Graça N, O. Chibante F, J. C. Bessa E, S. Nunes A, L. Rufino R. Smoking and COVID 19: Analysing this controversy in a Brazilian COVID-19 Reference Centre. BJHBS [Internet]. 2022 Jan. 4 [cited 2025 Apr. 3];20(2):105-8. Available from: https://bjhbs.hupe.uerj.br/bjhbs/article/view/32