www.ibtimes.com By Danielle Ong KEY POINTS The FDA has approved two COVID-19 vaccines for use in the U.S. The Pfizer-BioNTech COVID-19 vaccine has a 95% efficacy rate Moderna's vaccine offers 94% protection against the virus AstraZeneca has been approved for use in the U.K. with 60% effectivity [The article has been updated to clarify that […]
