chiropractors may earn post-doctoral diplomate certifications in various subspecialties, such as acupuncture, radiology and neurology, through the American Chiropractic Association. .

Professional Organization for Chiropractic

American Chiropractic Association, 1701 Clarendon Blvd., Arlington, VA 22209. Internet: http://www.acatoday.org

National License/Certificate Required