# Norovirus;Norovirus Genogroup I;Norovirus Genogroup II;Norovirus Genogroup II outbreak — Massachusetts, 2019-05
> **Person-to-person** · Suspected;Suspected;Suspected;Suspected · 16 ill / 9 hosp / 0 deaths
## Outbreak
- **NORS ID:** NORS-1fc5c3602a0c
- **Date:** 2019-05
- **State:** Massachusetts
- **Primary mode:** Person-to-person
- **Etiology:** Norovirus;Norovirus Genogroup I;Norovirus Genogroup II;Norovirus Genogroup II (unknown;unknown;GII.P16 GII.4 Sydney)
- **Etiology status:** Suspected;Suspected;Suspected;Suspected
- **Setting:** Hospital
## Impact
- **Illnesses:** 16
- **Hospitalizations:** 9
- **Deaths:** 0
## Source
- [NORS Dashboard](https://wwwn.cdc.gov/norsdashboard/)
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