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Oct 26, 2020 · In previously hospitalised and nonhospitalised patients with confirmed or suspected COVID-19, multiple symptoms are present about 3 months ...
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Sep 28, 2021 · Research has shown that the risk for a severe course of COVID-19 is increased in the elderly population and among patients with chronic ...
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Apr 9, 2022 · Background and aims. Despite reports on the impact of vitamin D status on coronavirus disease 2019 (COVID-19) severity, the association ...
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