AU - Cals JL, Metlay JP TI - PRocalcitonin-based guidelines and lower respiratory tract infections PT - JOUR DP - 2010 TA - JAMA pages = {418-420}, VI - 303 IP - 5 AID - 10.1001/jama.2010.52 [doi] 4100 - http://dx.doi.org/10.1001/jama.2010.52 SO - JAMA February 3, 2010 303(5):418