LONDON, April 1 (Reuters) - Vaccine makers Pfizer and BioNTech halted a large U.S. trial of their updated COVID-19 vaccine in healthy adults aged 50 to 64, saying enrollment in the trials had been too ...
Add Yahoo as a preferred source to see more of our stories on Google. Pfizer Inc. signage is seen on July 22, 2020 in New York City. Pfizer and partner BioNTech said they will halt a ...
Pfizer (PFE) and BioNTech (BNTX) have halted recruitment for a large U.S.-based clinical trial designed to test their updated COVID-19 vaccine in healthy adults aged 50-64 years, citing challenges in ...
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