Can early intervention with vitamin D, selenium, and zinc bolster the body’s defense against COVID-19?
Coronavirus and new hope: Vitamin C for prevention and intravenous therapy in the case of life-threatening complications
Intravenous vitamin C therapy for treating chronic fatigue syndrome following infections with COVID-19 and other virus types
Meta-analysis: Lack of vitamin D is related to complicated COVID-19 infections, intensive care admission, and death