Canadian Medical Association Journal · 2021 · 57 citations · 0 references
Veterinary MedicineInfectious Disease ControlInfectious DiseasesEmerging Infectious DiseasesMolecular VirologyVirologyEmerging Viral DiseasesInfectious Disease SurveillanceMolecular SurveillanceOutbreak ResponsePandemic ResponseViral InfectionsSars-cov-2 InfectionSars-cov-2 Variant SurveillanceSevere Acute Respiratory Syndrome
On September 20, a new severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variant, called B117, was first identified in Greater London in England among a large number of new cases. By December 19, United Kingdom Prime Minister Boris Johnson announced tight restrictions on London and