Aso, S. (2019) “Systemic glucocorticoids plus cyclophosphamide for acute exacerbation of idiopathic pulmonary fibrosis: a retrospective nationwide study”, Sarcoidosis, Vasculitis and Diffuse Lung Diseases, 36(2), pp. 116–123. doi:10.36141/svdld.v36i2.7181.