REFERENCES
- Pace JB, Nagle D. Piriformis Syndrome. West J Med 1976;124:435–9
- Bernard TN, Kirkaldy-Willis MA. Recognizing specific characteristics of non-specific low back pain. Clin Orthop 1987;217:266–80
- Papadopoulos SM, McGillicuddy JE, Albers JW Unusual cause of ‘piriformis muscle syndrome’. Arch Neurol 1990;47:1144–6
- Yeoman W The relation of the sacro-illiac joint to sciatica. Lancet 1928;2:1119–22
- Benzon HT, Katz JA, Benzon HA, Iqbal MS. Piriformis Syndrome: anatomic considerations, a new injection technique, and a review of the literature. Anesthesiology 2003;98:1442–8
- Dalmau-Carolà J. Myofascial pain syndrome affecting the piriformis and the obturator internus muscle. Pain Pract 2005;5:361–3
- Parziale JR, Hudgins TH, Fishman LM. The Piriformis Syndrome. Am J Orthop 1996;25:819–23
- Beaton LE, Anson BJ. The sciatic nerve and the piriformis muscle: their interrelation a possible cause of coccygodynia. J Bone Joint Surg 1938;20:686–8
- Benson ER Schutzer SF. Postraumatic piriformis syndrome: diagnosis and results of operative treatment. J Bone Joint Surg 1999;81:941–9
- Indrekvam K, Sudmann E. Piriformis muscle syndrome in 19 patients treated by tenotomy - a 1- to 16-year follow-up study. Int Orthop 2002;26:101–3
- The Royal College of Anaesthetists. Risks Associated with Your Anesthetic. Information for Patients, Sections 1–14 [online]. London: The Royal College of Anaesthetists, 2006 <http://www.-rcoa.ac.uk> [Accessed 11/04/06]
- Rich MD. When sciatica is not disk disease. Detecting piriformis syndrome in active patients. Phys Sport Med 1992;20:105–15
- Fishman LM, Anderson C, Rosner B. Botox and physical therapy in the treatment of Piriformis Syndrome. Am J Phys Med Rehabil 2002;81:936–42
- Byrd JWT. Piriformis Syndrome. Oper Tech Sports Med 2005;13:71–9
- Reid DC. Sports injury, assessment and rehabilitation. USA: Churchill Livingstone, 1992
- Brukner P, Khan K. Clinical Sports Medicine, 2nd edn. London: McGraw-Hill, 2001
- Saunders S. Injection Techniques in Orthopaedic and Sports Medicine, 2nd edn. China: Saunders, 2002
- Maher CG, Sherrington C, Herbert RD, Moseley AM, Elkins M. Reliability of the PEDro scale for rating quality of randomized controlled trials. Phys Ther 2003;83:713–21.
- Childers MK, Wilson DJ, Gnatz SM, Conway RR, Sherman AK. Botulinum toxin type A use in piriformis muscle syndrome: a pilot study. Am J Phys Med Rehabil 2002;81:751–9
- Finlay L. Evaluating research articles. Br J Occup Ther 1997;60:205–8
- Lunsford TR, Lunsford BR. Research forum—the research sample, part 1: sampling. JProsthet Orthot 1995;7:105–1222 Bailey DM. Research for the Health Profession - a Practical Guide, 2nd edn. Philadelphia: FA Davis, 1997
- Verhagen AP, De Bie RA, Lenssen AF, De Vet HCW, Kessels AGH, Boers M, et al. Quality assessment of trials: a comparison of three criteria lists. Phys Ther Rev 2000;5:49–58
- Katz J, Melzack R. Measurement of pain. Surg Clin North Am 1999;79:231–52
- Sim J, Wright C. Research in health care - concepts, designs and methods. Cheltenham: Nelson Thornes, 2000
- Fishman LM, Zybert PA. Electrophysiologic evidence of Piriformis Syndrome. Arch Phys Med Rehabil 1992;73:359–64
- Beatty RA. The pirformis muscle syndrome: a simple diagnostic maneuver. Neurosurgery 1994;34:512–4
- Stewart JD. The Piriformis Syndrome is overdiagnosed. Muscle Nerve 2003;28:644–6
- Broadhurst NA, Simmons ND, Bond MJ. Piriformis Syndrome: correlation of muscle morphology with symptoms and signs. Arch Phys Med Rehabil 2004;85:2036–9
- Bridle C. Systematic reviews in health psychology: how and why they should be conducted. Health Psychol Update 2003;12:3–13
- Droogen J, Song F. The process and importance of systematic reviews. Nurs Res 1996;4:15–26
- Porta M. Botulinum toxin type A injections for myofascial pain syndrome and tension-type headache. Eur J Neurol 1999;6:S103–9
- Porta M. A comparative trial of botulinum toxin type A and methylprednisolone for the treatment of myofascial pain syndrome and pain from chronic muscle spasm. Pain 2000;85:101–5
- Benedict S. Killing while caring: the nurses of Hadamar. Issues Ment Health Nurs 2003;24:59–79
- Casonato O, Musarra F, Frosi G, Testa M. The role of therapeutic exercise in the conflicting and unstable shoulder. Phys Ther Rev 2003;8:64–84