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  Medicine The Physiology and Biophysics of Respiratory Therapy [long_description] Artificial ventilation carries a suite of risks, including ventilation-induced pneumonia, permanent lung injury, and fatal complications. It is a drastic and dangerous intervention in a patient’s care. J. Scott Turner explores why high-frequency ventilation may be a safer and more effective alternative to the positive-pressure ventilation that is most commonly used in severe COVID-19 cases.

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  Medicine Antimalarial Drugs as COVID-19 Therapy [long_description] Chloroquine and hydroxychloroquine are two antimalarial drugs to which the FDA recently gave emergency approval for treating COVID-19 infections. Scott Turner provides a history of these drugs’ uses, and explains how they work against the very different cases of the malaria parasite and RNA viral infection. Why should one drug be effective against these two unrelated organisms?

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  Biology Many Little Lives [long_description] Claude Bernard was the first to propose the concept of homeostasis. J. Scott Turner discusses the ongoing negotiation and mutual accommodation between parts of an organism—its many little lives.

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