# Unknown outbreak — Colorado, 2021-12
> **Person-to-person** · — · 35 ill / 0 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-0a2004aee925
- **Date:** 2021-12
- **State:** Colorado
- **Primary mode:** Person-to-person
- **Etiology:** —
- **Etiology status:** —
- **Setting:** Child daycare/preschool
## Impact
- **Illnesses:** 35
- **Hospitalizations:** 0
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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