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variant
British variant already accounts for 30% of cases detected in Olot wastewater
Misc
| 03/02/2021
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![Tècnics of a laboratory in full work of detection of positive cases of covid -19 in samples.](data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 9"%3E%3C/svg%3E)