“Analysis of lung function and survival in RECAP: An open-label extension study of pirfenidone in patients with idiopathic pulmonary fibrosis” (2014) Sarcoidosis, Vasculitis and Diffuse Lung Diseases, 31(3), pp. 198–205. Available at: https://mattioli1885journals.com/index.php/sarcoidosis/article/view/3222 (Accessed: 1 July 2024).