@article{doi:10.1001/jama.2010.52, author = {Cals JL and Metlay JP}, title = {PRocalcitonin-based guidelines and lower respiratory tract infections}, journal = {JAMA}, volume = {303}, number = {5}, pages = {418-420}, year = {2010}, doi = {10.1001/jama.2010.52}, URL = { + http://dx.doi.org/10.1001/jama.2010.52}, eprint = {/data/Journals/JAMA/4498/jlt0203_418_418.pdf} }