Successful combination therapy with corticosteroids, biweekly intravenous pulse cyclophosphamide and cyclosporin A for acute interstitial pneumonia in patients with dermatomyositis : report of three cases - Akitake SUZUKI; Norikazu SHOJI; Eigo KIKUCHI; Kazuaki UEKUBO; Naoko AOKI; Yui SONODA; Hideyuki TORIGAI; Hiroyuki YAMASHITA; Kentaro FUJITA; Takahiro OKAI (Japanese Journal of Clinical Immunology, 2013)