see post 53 too
This list includes 3 other references. The ^# is a reference to a footnote.
https://www.health.harvard.edu/blog/do-vitamin-d-zinc-and-other-supplements-help-prevent-covid-19-or-hasten-healing-2021040522310
https://pubmed.ncbi.nlm.nih.gov/34062737/
https://link.springer.com/content/pdf/10.1007/s00018-005-5370-2.pdf
https://pubmed.ncbi.nlm.nih.gov/34182881/
https://m.ufhealth.org/news/2021/two-common-compounds-show-effectiveness-against-covid-19-virus-early-testing
TY.