Where in the timeline is the family gathering?
I agree about stress having an effect.
And that ziverdo (zinc ivermectin doxycycline (the latter being an antibiotic like amoxicillin)) is vital.
This article says it was a week after the dinner and sort of implies that the PA sibling was at the dinner.
https://news.yahoo.com/1-later-jersey-family-describes-054200048.html
As does this article.
This one is interesting:
Coronavirus NJ: Fusco family says doctors need more leeway with remdesivir, chloroquine
So apparently, there is a connection in this family to racehorses.
https://www.horsenation.com/2016/05/10/13-diseases-you-can-get-from-your-horse/
Isn’t there some lady on this thread, who has only posted every so often, who raises racehorses?
https://ceh.vetmed.ucdavis.edu/diseases-horse-human-transmission