Prognosis
Astra-Oxford Shot Is Key to Escaping Pandemic for Many Nations
- Vaccine makes up 40% of low-, middle-income countries’ supply
- World awaits Astra data after strong Pfizer, Moderna results
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Trial successes from Pfizer Inc. and Moderna Inc. have buoyed hopes that a Covid-19 vaccine is coming soon. But much of the world, outside of rich nations like the U.S., is counting on another company’s shot to escape the crisis.