“The Role of Transbronchial Lung Biopsy for the Diagnosis of Diffuse Drug-Induced Lung Disease: A Case Series of 44 Patients”. Sarcoidosis, Vasculitis and Diffuse Lung Diseases, vol. 25, no. 1, June 2008, pp. 36-45, https://mattioli1885journals.com/index.php/sarcoidosis/article/view/2642.