Sorry, we were unable to verify the authenticity of this link. If you would like to proceed anyway, click the link below.

http://www.ncbi.nlm.nih.gov/pubmed/?term=Multicenter+Randomized+Trial+of+Quantitative+Pretest+Probability+to+Reduce+Unnecessary+Medical+Radiation+Exposure+in+Emergency+Department+Patients+with+Chest+Pain+and+Dyspnea