Prediction of 28 day mortality and need for ICU treatment in the PROGRESS Study by CAP severity scores - Creutz, P; Ahnert, P; Kirsten, H; Kiehntopf, M; Bauer, M; Völker, U; Chakraborty, T; Scholz, M; Löffler, M; Suttorp, N (Pneumologie, 2018)