Malerba M, Ragnoli B, Corradi M. Non-invasive methods to assess biomarkers of exposure and early stage of pulmonary disease in smoking subjects. Monaldi Arch Chest Dis [Internet]. 2016 Jan. 26 [cited 2024 Nov. 21];69(3). Available from: https://www.monaldi-archives.org/macd/article/view/390