References
- Travell JG, Simons DG: Myofascial Pain and Dysfunction: The Trigger Point Manual, Vols. 1 and 2. Williams & Wilkins, Baltimore, 1983, 1992.
- Reeves JL, Jaeger B, Graff-Radford: Reliability of the pressure algometer as a measure of myofascial trigger point sensitivity. Pain 24:313–321, 1986.
- Lewit K: Manipulative Therapy in Rehabilitation of the Locomotor Sys-tem, 2nd ed., Butterworth Heinemann, Oxford, 1991.
- Gunn CC: Neuropathic pain: a new theory of chronic pain of intrinsic ori-gin. Ann Roy Col Phys Surg Canada 22:327–330, 1989.
- Gunn CC: Treating Myofascial Pain: Intramuscular Stimulation (IMS) for myofascial pain syndromes of Neuropathic Origin. Multidisciplinary Pain Center, University of Washington Medical School, Seattle, WA 98195, 1989, p.39.
- Simons D: Muscular Pain Syndromes, Chapter 1. In Myofascial Pain and Fibromyalgia, Advances in Pain Research and Therapy, Vol. 17, edited by J.R. Fricton and E.A. Awad. Raven Press, New York, 1990 (pp. 1–41).
- Njoo KU, Van der Does E: The occurrence and inter-rater reliability of my-ofascial trigger points in the quadratus lumborum and gluteus medius: a prospec-tive study in non-specific low back pain patients and controls in general practice. Pain 58:317–323, 1994.
- Hong C-Z, Chen Y-N, Twehous D, Hong DH: Pressure threshold for re-ferred pain by compression on the trigger point and adjacent areas. J Musculoske Pain 4(3): 61–79, 1996.
- Wolfe F, Smythe HA, Yunus MB, et al.: American College of Rheumatolo-gy 1990 Criteria for the Classification of Fibromyalgia: Report of the Multicenter Criteria Committee. Arth Rheum 33:160–172, 1990,
- Fischer AA: Pressure algometry over normal muscles. Standard values, va-lidity and reproducibility of pressure threshold. Pain 30:115–126, 1987.