Improvement in Radiographic Measurements, Posture, Pain & Quality of Life in Non-migraine Headache Patients Undergoing Upper Cervical Chiropractic Care:
A Retrospective Practice Based Study
http://www.jvsr.com/abstracts/index.asp?id=38
3
Journal of Human Hypertension
Atlas vertebra realignment and achievement of arterial pressure goal in hypertensive patients: a pilot study.
http://www.ncbi.nlm.nih.gov/pubmed/1725203
2