Reported by: B Salna, MS, Columbia County Div
of Health, Portage; T Monson, MS, T Kurzynski, MS, K Gundlach, Wisconsin State
Laboratory of Hygiene; PE Fox, DVM, J Kazmierczak, DVM, M Wegner, MD, JP Davis,
MD, Wisconsin Dept of Health and Family Svcs. R Harrington, MS, M Dowell,
MD, R Heald, Casper-Natrona County Health Dept, Casper; R Harris, PhD, W Manley,
MS, Wyoming Public Health Laboratory; J Snow, DVM, A Heryford, MS, S Seys,
MPH, Wyoming Dept of Health.