Nasal Spray Prevents Covid Infection in Ferrets, Study Finds Scientists at Columbia University have developed a treatment that blocks the virus in the nose and lungs, is inexpensive and needs no refrigeration. https://ift.tt/eA8V8J November 06, 2020 at 12:38AM Donald G. McNeil Jr.

Scientists at Columbia University have developed a treatment that blocks the virus in the nose and lungs, is inexpensive and needs no refrigeration.

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