_{5. Aquilonius SM, Askmark H, Gillberg PG, et ai: Topographical localization of motor cndplates in cryosections of whole human muscles. Muscle Nerve 7:287–293, 1984.}

_{6. Arat A: Neck Sprains as Muscle Injury, Tension Headache and Related Conditions. Ed. 2. Guynes Printing Company, El Paso, Texas, 1973 (pp. 134, 136).}

_{7. Baldry P: Acupuncture, Trigger Points, and Musculoskeletal Pain. Churchill Livingstone, New York, 1989.}

_{8. Baldry P: Superficial dry needling at myofascial trigger point sites. J Musculoske Pain 3(3): 117–126, 1995.}

_{9. Bardeen CR: The musculature. Section 5. In: Morris’s Human Anatomy. Ed. 6. Edited by Jackson CM. Blakiston’s Son & Co., Philadelphia, 1921 (p. 355).}

_{10. Baieman JE: The Shoulder and Neck. W. B. Saunders, Philadelphia, 1972 (pp. 182).}

_{11. Bates T: Myofascial pain. Chapter 14. In: Ambulatory Pediatrics II. Edited by Green M, Haggerty RJ. W. B. Saunders, Philadelphia, 1977 (pp. 147, 148).}

_{12. Bates T, Grunwaldt E: Myofascial pain in childhood. J Pediatr 51:198–209, 1958.}

_{13. Belgrade M: Two decades after ping-pong diplomacy: is there a role for acupuncture in American pain medicine? APS J 3(2):73-63, 1994.}

_{14. Bell WE: Temporomandibular Disorders: Classification, Diagnosis, Management. Year Book Medical Publishers, Chicago, 1990.}

_{15. Bendall JR: Muscles, Molecules, and Movement: An Essay in the Contraction of Muscles. American Elsevier Publishing Company, Inc., New York, 1969.}

_{16. Bendisen L, Jensen R, Jensen NK, et al.: Muscic palpation with controlled finger pressure: new equipment for the study of tender myofascial tissues. Pain 59:235–239, 1994.}

_{17. Bennett RM: Myofascial pain syndromes and the fibromyalgia syndrome: a comparative analysis, Ch. 2. In: Myofascial Pain and Fibromyalgia, Vol. 17 of Advances in Pain Research and Therapy. Edited by Fricton JR, Awad EA. Raven Press, New York, 1990 (pp. 43–65).}

_{18. Bennett RM: The contribution of muscle to the generation of fibromyalgia symptomatology. J Musculoske Pain 4(1/2):3 5—59, 1996.}

_{19. Bohr, TW: Fibromyalgia syndrome and myofascial pain syndrome: do they exist? Neurolog Clin 13(2):365–384, 1995.}

_{20. Bonica JJ: Myofascial syndromes with trigger mechanism. In: The Management of Pain. Edited by Bonica JJ. Lea & Febiger, Philadelphia, 1953 (pp. 1150–1151).}

_{21. Bonica JJ: Preface. In: Advances in Neurology, Vol. 4. Edited by Bonica JJ. Raven Press, New York, 1974.}

_{22. Bourne IH: Treatment of painftil conditions of the abdominal wall with local injection. Practitioner 224:921–925, 1980.}

_{23. Brown BR: Diagnosis and therapy of common myofascial syndromes. JAMA 259:646–648, 1978.}

_{24. Brown WF, Varkey GP: The origin of spontaneous electrical activity at the end-plate zone. Ann Neurol 10:557—60, 1981.}

_{25. Bruce E: Myofascial pain syndrome: early recognition and comprehensive management. AAOHN J 43(9):469–474, 1995.}

_{26. Brückle W, SuckPull M, Fleckenstcin W, et at.: Gewebe-p02-Messung in der verspannten Ruckenmuskulatur (m. erector spinac). Zeitschrift for Rheumatologie 49:208–216, 1990.}

_{27. Buchthal F, Guld C, Rosenfaick P: Innervation zone and propagation velocity in human muscle. Acta Physiologica Scand 55:175–190, 1955.}

_{28. Buchthal F, Rosenfaick P: Spontaneous electrical activity of human muscle. Electroenceph Clin Neurophysiol 20:321–336, 1966.}

_{29. Buchthal F, Schmalbruch H: Motor unit of mammalian muscle. Physiol Rev 60:90-142, 1980.}

_{30. Burnette JT, Ayoub MA: Cumulative trauma disorders. Part I. The problem. Pain Management 2:196–209, 1989.}

_{31. Caillict R: Low Back Pain Syndrome. Ed. 3. F. A. Davis, Philadelphia, 1981 (pp. 86–87).}

_{32. Carlson CR, Okeson JP, Falace DA, et ai: Reduction of pain and EMG activity in the masseter region by trapezius trigger point injection. Pain 55:397–400, 1993.}

_{33. Cervcro F: Visceral nociception: peripheral and central aspects of visceral nociceptive systems. Trans R Soc Lonf BJ 308:325–327, 1985.}

_{34. Chen JT, Chen SU, Kuan TS, et al. Effect of phentolaminc on spontaneous electrical activity of active loci in a myofascial trigger spot of rabbit skeletal muscle. Arch Phys Med Rehabit (In Press).}

_{35. Cheshire WP, Abashian SW, Mann JD: Botulinum toxin in the treatment of myofascial pain syndrome. Pain 59:65–69, 1994.}

_{36. Chin NK, Cope M, Pang M: Number and distribution of spindle capsules in seven hindlimb muscles of the cat. In: Symposium on Muscle Receptors, edited by Barker D. Hong Kong University Press, 1962, pp. 241–248.}

_{37. Christensen E: Topography of terminal motor innervation in striated muscles from stillborn infants. In: The Innervation of Muscle. Edited by Bouman HD, Woolf AL. Williams & Wilkins, Baltimore, 1960 (pp. 17–26).}

_{38. Chu J: Dry needling (intramuscular stimulation) in myofascial pain related to lumbosacral radiculopathy. EurJ Phys Med Rehabil 5(4):106–121, 1995.}

_{39. Clark GT: A critiquc of the stress-hype ractiviiy-pain theory of myogcnic pain. Pain Forum 5(1):70–73, 1996.}

_{40. Clemente CD: Gray’s Anatomy of the Human Body, American Ed. 30. Lea & Febigcr, Philadelphia, 1985 (p. 429).}

_{41. Ibid. (Fig. 6.2).}

_{42. Coers C: Contribution a I’etudc de la jonction neuromusculairc. Donncces nouvellcs concernant la structure dc Iarborisation terminale et de I’appareil sousncural chcz I’homme. Arch BioI, Paris, 64.133–147, 1953.}

_{43. Cocrs C: Contribution a l’e*tude de la jonction neuromusculairc. II. Topographic гоnale dc I’innervation motrice terminale dans les musclcs striees. Arch Biol, Paris, 64:495–505. 1953.}

_{44. Cocrs C: Structural organization of the motor nerve endings in mammalian muscle spindles and other striated muscle fibers. In: The Innervation of Muscle. Edited by Bouman HD, Woolf AL. Williams & Wilkins, Baltimore, 1960 (pp. 40–49).}

_{45. Cocrs C, Woolf AL: The Innervation of Muscle, A Biopsy Study. Blackwell Scientific Publications, Oxford. 1959 (Figs. 9—15).}

_{46. Coulehan JL: Primary fibromyalgia. Am Fam Phys 32(3): 170–177, 1985.}

_{47. D’ambrosia RH: Musculoskeletal Disorders: Regional Examination and Differential Diagnosis. J. B. Lippincott, Philadelphia, 19/7 (p. 332).}

_{48. Danncskiold-Samsec В, Christiansen li, Andersen KB: Regional muscle tension and pain («Fibrositis»). Scand J Rehabit Med /5.17–20, 1983.}

_{49. Danneskiold-Samsee B, Christiansen E, Andersen RB: Myofascial pain and the role of myoglobin. Scand J Rheumatol 55:174–178, 1986.}

_{50. Defalquc RJ: Painful trigger points in surgical scars. Anesth Analg 61:518–520, 1982.}

_{51. Denslow JS, Korr IM, Krems AD: Quantitative studies of chronic facilitation in human motoneuron pools. Am J Physiol 105:229–238, 1947.}