Adjunct prednisone therapy for patients with community-acquired pneumonia: a randomized, placebo-controlled multicenter trial. Issue 1 (December 2015) - Blum, CA; Nigro, N; Briel, M; Schuetz, P; Ullmer, E; Suter-Widmer, I; Winzeler, B; Bingisser, R; Elsaesser, H; Drozdov, D; Arici, B; Urwyler, SA; et al.