Establishing a clinical decision rule of severe acute respiratory syndrome at the emergency department.

"☆: Editor's note: This article was first published on Annals' Web site (www.mosby.com/AnnEmergMed) on October 9, 2003. Articles of particular interest are published on the Web site in advance of their appearance in the print journal. In the future, an increasing percentage of our content will be published first on the Web, predating the print publication as a service to our readers.: Author contributions: All authors jointly collected clinical data of the patients. TLW and CH designed the study and revised the manuscript. TNJ, CHH, and SJK assisted with constructing the analytic data file. DH and CML were responsible for statistical analysis. TLW takes responsibility for the paper as a whole.: The authors report this study did not receive any outside funding or support."