Categories Articles One Dose of Pfizer or AstraZeneca Vaccine Can Slow Covid-19 Spread in a Household by About 50%, Study Reveals Post author By crystalg Post date April 29, 2021 Entrepreneur Tags About, AstraZeneca, COVID19, Dose, household, Pfizer, Reveals, slow, spread, Study, Vaccine ← Vivaldi is updating its browsers to block annoying cookie pop-ups → Not even the pandemic and political unrest could knock Hong Kong from its spot as the world’s most expensive city to rent a luxury apartment