Volume 18, Number 3—March 2012
Dispatch
Laboratory Practices and Incidence of Non-O157 Shiga Toxin–producing Escherichia coli Infections
Figure 1

Figure 1. Rate of reported O157 and non-O157 Shiga toxin (Stx)–producing Escherichia coli (STEC) infections and number of laboratories performing Stx testing by year, Washington State, USA, 2005–2010.