Citation Select	Heilmann E, Gregoriano C, Annane D, Reinhart K, Bouadma L, Wolff M, Chastre J, Luyt CE, Tubach F, Branche AR, Briel M, Christ-Crain M, Welte T, Corti C, de Jong E, Nijsten M, de Lange DW, van Oers JAH, Beishuizen A, Girbes ARJ, Deliberato RO, Schroeder S, Kristoffersen KB, Layios N, Damas P, Lima SSS, Nobre V, Wei L, Oliveira CF, Shehabi Y, Stolz D, Tamm M, Verduri A, Wang JX, Drevet S, Gavazzi G, Mueller B, Schuetz P Duration of antibiotic treatment using procalcitonin-guided treatment algorithms in older patients: a patient-level meta-analysis from randomized controlled trials Age Ageing. 2021 Sep 11;50(5):1546-1556. doi: 10.1093/ageing/afab078
Citation Select	ProACT Investigators; Huang DT, Yealy DM, Filbin MR, Brown AM, Chang CH, Doi Y, Donnino MW, Fine J, Fine MJ, Fischer MA, Holst JM, Hou PC, Kellum JA, Khan F, Kurz MC, Lotfipour S, LoVecchio F, Peck-Palmer OM, Pike F, Prunty H, Sherwin RL, Southerland L, Terndrup T, Weissfeld LA, Yabes J, Angus DC Procalcitonin-Guided Use of Antibiotics for Lower Respiratory Tract Infection N Engl J Med. 2018 07 19;379(3):236-249
Citation Select	Soni NJ, Samson DJ, Galaydick JL, Vats V, Huang ES, Aronson N, Pitrak DL, Procalcitonin-guided antibiotic therapy: A systematic review and meta-analysis. J Hosp Med. 2013 Sep;8(9):530-40
Citation Select	Wacker C, Prkno A, Brunkhorst FM, Schlattmann P, Procalcitonin as a diagnostic marker for sepsis: a systematic review and meta-analysis. Lancet Infect Dis. 2013 May;13(5):426-35
Citation Select	PRORATA trial group, Bouadma L, Luyt CE, Tubach F, Cracco C, Alvarez A, Schwebel C, Schortgen F, Lasocki S, Veber B, Dehoux M, Bernard M, Pasquet B, Régnier B, Brun-Buisson C, Chastre J, Wolff M Use of procalcitonin to reduce patients, exposure to antibiotics in intensive care units (PRORATA trial): a multicentre randomised controlled trial Lancet. 2010 Feb 6;375(9713):463-74
Citation Select	Tang BM, Eslick GD, Craig JC, McLean AS Accuracy of procalcitonin for sepsis diagnosis in critically ill patients: systematic review and meta-analysis Lancet Infect Dis. 2007 Mar;7(3):210-7
Citation Select	Stolz D, Christ-Crain M, Bingisser R, Leuppi J, Miedinger D, Müller C, Huber P, Müller B, Tamm M, Antibiotic treatment of exacerbations of COPD: a randomized, controlled trial comparing procalcitonin-guidance with standard therapy. Chest. 2007 Jan;131(1):9-19
Citation Select	Christ-Crain M, Stolz D, Bingisser R, Müller C, Miedinger D, Huber PR, Zimmerli W, Harbarth S, Tamm M, Müller B, Procalcitonin Guidance of Antibiotic Therapy in Community-acquired Pneumonia: A Randomized Trial. Am J Respir Crit Care Med. 2006 Jul 1;174(1):84-93. Epub 2006 Apr 7