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. 2015 Dec 28;131(4):1205–1215. doi: 10.1378/chest.06-1994

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© 2007 The American College of Chest Physicians

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A randomized trial of pathogen-directed therapy (PDT) compared with empiric therapy in 262 adults with CAP found no significant differences in length of stay (LOS), mortality rate, or rate of therapeutic failure. From Van der Eerden et al.²⁵