O Four Bear, Box Elder Job Corps, Nemo; LM Schaefer, LM Kellen-Anderson,
SL Parker, DVM, State Epidemiologist, South Dakota Dept of Health. DP Schnurr,
PhD, Viral and Rickettsial Diseases Laboratory, California Dept of Health
Svcs. JC Gaydos, MD, Div of Preventive Medicine, Walter Reed Army Institute
of Research, Washington, DC. Respiratory and Enteric Viruses Br, Div of Viral
and Rickettsial Diseases, National Center for Infectious Diseases, CDC.