Clay Salyer Attorney General of Texas — Opinion. February 14, 1989 JIM MATTOX, Attorney General of Texas Mr. Clay Salyer President Texas Board of Chiropractic Examiners 8317 Mopac Expressway Austin, Texas 78759 Re: Authority of the Texas Board of Chiropractic Examiners to establish by rule a minimum amount of prior practice of chiropractic for purposes […]