1.
Zanini A, Della Patrona S, Facchini A, Spanevello A. Induced sputum in the management of COPD: clinical implications. Monaldi Arch Chest Dis [Internet]. 2015 Dec. 3 [cited 2024 Nov. 22];77(1). Available from: https://www.monaldi-archives.org/macd/article/view/163