MarketWatch: Pfizer working on freeze-dried version of COVID-19 vaccine that doesn’t need ultracold storage

MarketWatch: Pfizer working on freeze-dried version of COVID-19 vaccine that doesn’t need ultracold storage. “In April, Pfizer is set to start a clinical trial evaluating a so-called lyophilized formulation in adults 18 to 55 years old in the U.S., according to a government database, clinicaltrials.gov, and confirmed by the company.”

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