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As health officials around the world scramble to fight the coronavirus pandemic, many questions about its effect on the immune system remain unanswered.

Vaccines for treatment are still in preliminary testing stages. But even if the research goes well, a vaccine available to the general public is still more than a year away.

Medical staff tends to a patient in the ICU unit of Rome’s San Filippo Neri Hospital’s Covid department, in Rome, Thursday, April 9, 2020.  (AP)

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[Source: Fox News]