Northern states have become the new American COVID-19 hotspots as the cold weather returns. There are record case spikes along Canada's border, prompting some authorities to warn against cross-border travel. But this pandemic wave isn't affecting everyone equally. The evidence shows vaccine status makes a big difference.
from CBC | Health News https://ift.tt/3lU4RUd
Aucun commentaire:
Enregistrer un commentaire