1.
Bendstrup E, Maher TM, Manali ED, Wijsenbeek M. Challenges in the classification of fibrotic ILD. Sarcoidosis Vasc Diffuse Lung Dis [Internet]. 2015 Aug. 3 [cited 2022 Jul. 2];32(1S):4-9. Available from: https://www.mattioli1885journals.com/index.php/sarcoidosis/article/view/4694