[1] Nebraska DHHS, Lincoln, NE USA
[2] Virginia Mason Med Ctr, Seattle, WA 98101 USA
[3] Assoc State & Terr Hlth Officials, Arlington, VA USA
[4] Ctr Dis Control & Prevent, Atlanta, GA USA
[5] Western Hlth, Melbourne, Vic, Australia
[6] Patient Safety Act Network, Melbourne, Vic, Australia
[7] Yale Univ, New Haven, CT 06520 USA
[8] APIC, Washington, DC USA
[9] Los Angeles Cty Dept Publ Hlth, Los Angeles, CA USA