# Norovirus Genogroup II;Norovirus Genogroup I outbreak — Ohio, 2018-12
> **Person-to-person** · Suspected;Confirmed · 21 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-73b7b74df9ae
- **Date:** 2018-12
- **State:** Ohio
- **Primary mode:** Person-to-person
- **Etiology:** Norovirus Genogroup II;Norovirus Genogroup I (GI.P4 GI.4)
- **Etiology status:** Suspected;Confirmed
- **Setting:** Event space
## Impact
- **Illnesses:** 21
- **Hospitalizations:** 0
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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