A randomized double-blind placebo-controlled study adding high dose vitamin D to analgesic regimens in patients with musculoskeletal pain. – PubMed – NCBI
Upper cervical and upper thoracic manipulation versus mobilization and exercise in patients with cervicogenic headache
Regional Supply of Chiropractic Care and Visits to Primary Care Physicians for Back and Neck Pain. – PubMed – NCBI
