1. P.A.R.T.S. joint assessment procedure;Bergmann;Chiropr Tech,1993
2. Technique systems in chiropractic;Cooperstein,2004
3. Job analysis of chiropractic. A project report, survey analysis and summary of the practice of chiropractic within the United States;Christensen,2000
4. Reliability of spinal displacement analysis of plain x-rays: a review of commonly accepted facts and fallacies with implications for chiropractic education and technique;Harrison;J Manipulative Physiol Ther,1998
5. Scapular position: the validity of skin surface palpation;Lewis;Man Ther,2002