Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) GRIFFITHS B,Systemic sclerosis and interstitial lung disease : a pilot study using pulse intravenous methylprednisolone and cyclophosphamide to assess the effect on high resolution computed tomography scan and lung function,J Rheumatol,,,2002,29,,2371-2378,https://cir.nii.ac.jp/crid/1573387451051960832,