1. 1Ohio Department of Health, 246 North High Street, Columbus, Ohio 43215
2. 2Epidemic Intelligence Service, Epidemiology Program Office, Centers for Disease Control and Prevention, 1600 Clifton Road, Atlanta, Georgia 30333
3. 3Clark County Combined Health District, 529 East Home Road, Springfield, Ohio 45503
4. 4National Center for Chronic Diseases Prevention and Health Promotion, Centers for Disease Control and Prevention, 1600 Clifton Road, Atlanta, Georgia 30333
5. 5Epidemiology Program Office, Centers for Disease Control and Prevention, 1600 Clifton Road, Atlanta, Georgia 30333, USA