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Genetic characteristics: Unknown.
Animal reservoir: Unknown, but based on the NCBI PD metadata, this serovar was isolated from
Geographical distribution: Based on the NCBI PD metadata, serovar IV 50:z4,z23:- has only been reported in the US, Canada, Brazil, the UK, Germany, and Taiwan.
Human outbreaks:
Year | Location | Associated Source | Number of Cases |
|---|---|---|---|
| 2019 | US: MN | Bubble tea1 | 2 |
1 Suspected. During the investigation, no source of contamination was identified. It is possible that they may share additional exposures at the market that were not reported.
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