# Norovirus Genogroup II outbreak — Missouri, 2017-05
> **Person-to-person** · Confirmed · 30 ill / 1 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-73f4e461bb07
- **Date:** 2017-05
- **State:** Missouri
- **Primary mode:** Person-to-person
- **Etiology:** Norovirus Genogroup II (GII.4 Sydney)
- **Etiology status:** Confirmed
- **Setting:** Child daycare/preschool
## Impact
- **Illnesses:** 30
- **Hospitalizations:** 1
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
---
*AI Analytics · CC0 1.0*