Vaccination

Delta variant accounts for most breakthrough SARS-CoV-2 cases

(HealthDay)—The delta variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) accounts for most cases of breakthrough infection among vaccinated individuals, according to research published in the July 30 ...

Vaccination

EU ahead of US in vaccination drive

Half of the population of the European Union has been fully vaccinated against COVID-19, according to an AFP tally Tuesday, putting it ahead of the United States in the inoculation drive.

Diseases, Conditions, Syndromes

Pushback challenges vaccination requirements at US colleges

The quickly approaching fall semester has America's colleges under pressure to decide how far they should go to guard their campuses against COVID-19 while navigating legal and political questions and rising infection rates.

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