Aha, vet is veteran, not veterinarian.
Criticizing a veteran is to criticize the military, guns, etc.
Shows veterans are bad, and nuts.
Given the number who are jumping on the PTSD gravy train, the numbers are starting to head that direction. Stats run from 20 to 35% for those that got near a war zone. Or here's some numbers at over 53% for male Vietnam vets for full or partial PTSD. https://www.ptsd.va.gov/professional/research-bio/research/vietnam-vets-study.asp
Of course, a positive factor for PTSD is being Mexican, and a negative factor is being Japanese. (same link).