%0 Journal Article %A S. Krüger %A S. Ewig %A R. Marre %A J. Papassotiriou %A K. Richter %A H. von Baum %A N. Suttorp %A T. Welte %A the CAPNETZ study group %T Procalcitonin predicts patients at low risk of death from community-acquired pneumonia across all CRB-65 classes %D 2007 %R 10.1183/09031936.00054507 %J European Respiratory Journal %U https://erj.ersjournals.com/content/erj/early/2007/10/24/09031936.00054507.full.pdf