Sequential symptomatic analysis in probable severe acute respiratory syndrome cases.

"☆: Editor's note:This article was first published on Annals' Web site (www.mosby.com/AnnEmergMed) on December 2, 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: SYC and WCC conceived and designed the studies. CPS, CYH, SJL, and JLW contributed to acquisition of the data. The manuscript was prepared by SYC, WCC, and PCIK and then revised by MHMM. FYS and KCT critically reviewed the manuscript for important intellectual content. ZSY and MHMM were responsible for statistical consultation. The trial was supervised and conducted by SCC, SCC, and WJC. SYC, WCC, and WJC take responsibility for the paper as a whole.: The authors report this study did not receive any outside funding or support."