Karzon, Randa, Andrew Jackson, Iva Lloyd, Alexander Hall, and Lauren Lee. “The Role of Nutraceuticals in the Prevention and/Or Treatment of COVID-19: An Umbrella Review”. CAND Journal 30, no. 4 (December 28, 2023): 66–80. Accessed May 16, 2024. https://candjournal.ca/index.php/candj/article/view/165.