# Norovirus Genogroup II outbreak — Michigan, 2013-03
> **Person-to-person** · Confirmed · 23 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-4c322cbc63ea
- **Date:** 2013-03
- **State:** Michigan
- **Primary mode:** Person-to-person
- **Etiology:** Norovirus Genogroup II (GII.4 Sydney)
- **Etiology status:** Confirmed
- **Setting:** Other
## Impact
- **Illnesses:** 23
- **Hospitalizations:** 0
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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