Although this paper is a couple of years old, it does discuss Dr. Patterson (about 1/2 way through). He WAS, at least, in California.
https://pmc.ncbi.nlm.nih.gov/articles/PMC9456722/
I'm really getting the impression that the various approaches and treatments largely amount to throwing a plate of spaghetti at the wall to see what sticks.
It's Chronic Fatigue Syndrome / "Yuppie Flu" circa 1990's--I went through that, too--redux, IMHO.

I guess it's challenging for doctors and researchers since the symptoms vary so wildly from patient to patient, but, geez...

Make sure to wear your BS detector gear.