Some scientists believe that a clearer picture of Covid vaccine efficacy could have emerged sooner if investigators had tracked certain immune cells, not just antibodies.
Tag: Coronavirus (2019-nCoV)
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F.D.A. Panel Recommends Pfizer and Moderna Vaccines for Youngest Children
States have already ordered millions of doses; if the agency authorizes them in the coming days, babies, toddlers and preschoolers could start receiving shots next week.
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Dr. Anthony Fauci Tests Positive for Coronavirus
The director of the National Institute of Allergy and Infectious Diseases and the face of the U.S. pandemic response, Dr. Fauci had mild symptoms after testing positive on Wednesday.
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Dr. Anthony Fauci Tests Positive for Coronavirus
The director of the National Institute of Allergy and Infectious Diseases and the face of the U.S. pandemic response, Dr. Fauci had mild symptoms after testing positive on Wednesday.