References
- Andersson GBJ, Lucente T, Davis AM, et al. A comparison of osteopathic spinal manipulation with standard care for patients with low back pain. New England J.Med, 1999; 341: 1426–31
- MacDonald RS, Bell CJ. An open controlled assessment of osteopathic manipulation in non-specific low-back pain. Spine, 1990; 5: 364–70