Who may practice chiropractic; title of chiropractor; minimum education required for spinal manipulation

(a) No person licensed under chapter thirty of this code may perform or authorize a spinal manipulation or spinal adjustment without having first received a minimum of four hundred hours of classroom instruction in spinal manipulation or spinal adjustment and a minimum of eight hundred hours of supervised clinical training at a facility where spinal manipulation or spinal adjustment is a primary method of treatment. Violation of this section is an unlawful practice of chiropractic and is grounds for the offending health care provider's licensing board to suspend, revoke or refuse to renew provider's license or take any other disciplinary action allowed by law. (b) Every chiropractor who has complied with the provisions of this article is entitled to practice chiropractic in this state. The title of chiropractor shall be doctor of chiropractic and is designated by the letters "D.C." The titles "D.C.," doctor of chiropractic, chiropractor, chiropractic physician are interpreted as the same.