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The power of natural immunity vs. herd immunity for coronavirus
Johns Hopkins University Epidemiologist Gypsyamber D'Souza explains how the United States can reach coronavirus herd immunity and what happens if that goal is missed. Plummeting vaccination rates have turned what officials hoped would be the “last mile” of the coronavirus immunization campaign into
Date: 2021-08-30 13:10:42
User: admin
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Why Only Some Vaccines Need Booster Shots
The increasing prevalence of new coronavirus variants is raising questions about how well protected those who’ve already had their COVID-19 shots are against evolving forms of the SARS-CoV-2 virus. Here, microbiology and infectious disease specialist William Petri of the University of Virginia answe
Date: 2021-08-16 19:18:30
User: admin
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Margaret Heckler & Robert Gallo - 1984 Press Conference
Margaret Heckler was President Reagan's secretary of health and human services from March 1983 to December 1985. Here she says AIDS was her number one priority, but that she had to balance her department's response against the Reagan administration's fiscal priorities. Heckler maintains that preexis...
Date: 2013-09-16 16:58:25
User: Community of Lights
Views: 12271
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