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  1. ... intubation often caused infections that turned out worse than the covid disease itself and lead to a...the 60% that we need for herd immunity .  Vaccines are...

    22 Answers · Politics & Government · 14/06/2020

  2. ... the death rate among covid patients.  Infections from ventilators...respiratory system in general caused many of these patients...be closer to herd immunity than we are now...

    12 Answers · Politics & Government · 26/06/2020

  3. ... for Disease Control and...spread, effectiveness of infection control practices, weather and human immunity will likely all play a..., because COVID -19 is so new...

    12 Answers · Health · 06/03/2020

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