# Norovirus Genogroup I outbreak — Michigan, 2003-05
> **Food** · Confirmed · 20 ill / 1 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-1ede8ec955ae
- **Date:** 2003-05
- **State:** Michigan
- **Primary mode:** Food
- **Etiology:** Norovirus Genogroup I
- **Etiology status:** Confirmed
- **Setting:** Restaurant: Other
## Impact
- **Illnesses:** 20
- **Hospitalizations:** 1
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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