In the 8-week open-label outpatient trial, 12 adults with severe and long-standing PTSD and depression showed a significant reduction in the anxiety symptoms of PTSD, as measured by the PTSD Patient Checklist, as well as symptoms of depression, as measured by the Quick Inventory of Depressive Symptomatology.
"We think that it works by sending signals in through the trigeminal nerve into the brain stem," lead author Ian A. Cook, MD.
Yes, well you're wrong.
Those people's trigeminal nerves are infected and causing their symptoms. Somehow your treatment has ameliorated that problem.
You have tripped over the answer and still can't see it.
Please refer to my previous post for a clue.