Valenzuela, C. and Ancochea, J. (2013) “Treatment switching in idiopathic pulmonary fibrosis: from triple therapy to enrollment into a clinical investigational drug trial”, Sarcoidosis, Vasculitis and Diffuse Lung Diseases, 30(Suppl 1), pp. 44–47. Available at: https://mattioli1885journals.com/index.php/sarcoidosis/article/view/3098 (Accessed: 6 August 2025).