It's difficult to say for sure, but the consensus is leaning towards zoonotic origin from a bat or pangolin in a wet market. (I'm not very well researched on this topic and don't have any formal background in it, so hedge accordingly)
13 karma · joined August 17, 2026
(Caveat: I have no expertise with neuroscience or using fMRI machines. I'm mostly basing my comment off pre-replication crisis fMRI experiments that failed to produce useful data upon scrutiny.)