Okuda R, Hagiwara E, Katano T, Ikeda S, Sekine A, Kitamura H, et al. Newly defined acute exacerbation of idiopathic pulmonary fibrosis with surgically-proven usual interstitial pneumonia: risk factors and outcome. Sarcoidosis Vasc Diffuse Lung Dis [Internet]. 2019 Mar. 11 [cited 2024 Jul. 18];36(1):39-46. Available from: https://mattioli1885journals.com/index.php/sarcoidosis/article/view/7117