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. 2006 Jul;4(4):351–358. doi: 10.1370/afm.547

Figure 1.

Figure 1.

Figure 1.

Daily number of respiratory syndrome codes reported by Dayspring Family Medicine and by emergency departments in the 6 surrounding counties, 15 November 2003 through 15 January 2004.

Note: Circles represent days when the surveillance threshold of 2 SD was exceeded.