Citation Select	Baroni SS, Santillo M, Bevilacqua F, Luchetti M, Spadoni T, Mancini M, Fraticelli P, Sambo P, Funaro A, Kazlauskas A, Avvedimento EV, Gabrielli A Stimulatory autoantibodies to the PDGF receptor in systemic sclerosis N Engl J Med. 2006 Jun 22;354(25):2667-76
Citation Select	Scleroderma Lung Study Research Group; Tashkin DP, Elashoff R, Clements PJ, Goldin J, Roth MD, Furst DE, Arriola E, Silver R, Strange C, Bolster M, Seibold JR, Riley DJ, Hsu VM, Varga J, Schraufnagel DE, Theodore A, Simms R, Wise R, Wigley F, White B, Steen V, Read C, Mayes M, Parsley E, Mubarak K, Connolly MK, Golden J, Olman M, Fessler B, Rothfield N, Metersky M Cyclophosphamide versus placebo in scleroderma lung disease N Engl J Med. 2006 Jun 22;354(25):2655-66