1. Wolfe F, Smythe HA, Yunus MB, et al. The American College of Rheumatology 1990 criteria for the classification of fibromyalgia. Report of the Multicenter Criteria Committee. <em>Arthritis Rheum</em>. 1990;33(2):160-172.
2. Yunus MB. Central sensitivity syndromes: a new paradigm and group nosology for fibromyalgia and overlapping conditions, and the related issue of disease versus illness. <em>Semin Arthritis Rheum</em>. 2008;37(6):339- 352.
3. Hong CZ, Simons DG. Pathophysiologic and electrophysiologic mechanisms of myofascial trigger points. <em>Arch Phys Med Rehabil</em>. 1998;79(7):863-872.
4. Cakit BD, Taskin S, Nacir B, Unlu I, Genc H, Erdem HR. Comorbidity of fibromyalgia and cervical myofascial pain syndrome. <em>Clin Rheumatol</em>. 2010;29(4):405-411.
5. Ge HY, Wang Y, Danneskiold-Samsøe B, Graven-Nielsen T, Arendt- Nielsen L. The predetermined sites of examination for tender points in fibromyalgia syndrome are frequently associated with myofascial trigger points. <em>J Pain</em>. 2010;11(7):644-651.
6. Chandola HC, Chakraborty A. Fibromyalgia and myofascial pain syndrome-a dilemma. <em>Indian J Anaesth</em>. 2009;53(5):575-581.
7. Borg-Stein J, Simons DG. Focused review: myofascial pain. <em>Arch Phys Med Rehabil</em>. 2002;83(3 Suppl 1):40-49.
8. Affaitati G, Costantini R, Fabrizio A, Lapenna D, Tafuri E, Giamberardino MA. Effects of treatment of peripheral pain generators in fibromyalgia patients. <em>Eur J Pain</em>. 2011;15(1):61-69.
9. Hong CZ. Lidocaine injection versus dry needling to myofascial trigger point. The importance of the local twitch response. <em>Am J Phys Med Rehabil</em>. 1994;73(4):256-263.
10. Staud R, Nagel S, Robinson ME, Price DD. Enhanced central pain processing of fibromyalgia patients is maintained by muscle afferent input: a randomized, double-blind, placebo-controlled study. <em>Pain</em>. 2009;145(1):96-104.
11. Bennett RM, Friend R, Marcus D, et al. Criteria for the diagnosis of fibromyalgia: validation of the modified 2010 preliminary American College of Rheumatology criteria and the development of alternative criteria. <em>Arthritis Care Res. </em>2014;66(9):1364-1373.
12. Simons DG, Travell JG, Simons LS. Myofascial pain and dysfunction: the trigger point manual, vol 1. Upper half of body. Williams & Wilkins: 1999:11-89.
13. Duyur Cakit B, Genç H, Altuntaş V, Erdem HR. Disability and related factors in patients with chronic cervical myofascial pain. <em>Clin Rheumatol</em>. 2009;28(6):647-654.
14. Fischer AA. Pressure algometry over normal muscles. Standard values, validity and reproducibility of pressure threshold. <em>Pain</em>. 1987;30(1):115- 126.
15. Sarmer S, Ergin S, Yavuzer G. The validity and reliability of the Turkish version of the fibromyalgia impact questionnaire. <em>Rheumatol Int</em>. 2000;20(1):9-12.
16. Turner JA, Romano JM. Self-report screening measures for depression in chronic pain patients. <em>J Clin Psychol</em>. 1984;40(4):909-913.
17. Ulusoy M. Turkish version of the beck anxiety inventory: psychometric properties. <em>J Cognit Psychother Internat Quart. </em>1998;12(2):163-172.
18. Ağargün MY, Kara H, Anlar Ö. The validity and reliability of the Pittsburgh sleep quality index. <em>Turk Psikiyatri Derg. </em>1996;7(2):107-115.
19. Gencay-Can A, Can SS. Validation of the Turkish version of the fatigue severity scale in patients with fibromyalgia. <em>Rheumatol Int</em>. 2012;32(1):27-31.
20. Harden RN, Bruehl SP, Gass S, Niemiec C, Barbick B. Signs and symptoms of the myofascial pain syndrome: a national survey of pain management providers. <em>Clin J Pain</em>. 2000;16(1):64-72.
21. Borg-Stein J, Stein J. Trigger points and tender points: one and the same? Does injection treatment help? <em>Rheum Dis Clin North Am</em>. 1996;22(2):305-322.
22. Fernández-de-Las-Peñas C, Arendt-Nielsen L. Myofascial pain and fibromyalgia: two different but overlapping disorders. <em>Pain Manag</em>. 2016;6(4):401-408.
23. Reddy SS, Yunus MB, Inanici F, Aldag JC. Tender point injections are beneficial in fibromyalgia syndrome: a descriptive, open study. <em>J Musculoskelet Pain</em>. 2000;8(4):7-18.
24. Hong CZ, Hsueh TC. Difference in pain relief after trigger point injections in myofascial pain patients with and without fibromyalgia. <em>Arch Phys Med Rehabil</em>. 1996;77(11):1161-1166.
25. Steiner JL, Bigatti SM, Slaven JE, Ang DC. The complex relationship between pain intensity and physical functioning in fibromyalgia: the mediating role of depression. <em>J Appl Biobehav Res</em>. 2017;22(4):e12079.
26. Andrade A, Vilarino GT, Sieczkowska SM, Coimbra DR, Bevilacqua GG, Steffens RAK. The relationship between sleep quality and fibromyalgia symptoms. <em>J Health Psychol</em>. 2020;25(9):1176-1186.
27. Ulus Y, Akyol Y, Tander B, Durmus D, Bilgici A, Kuru O. Sleep quality in fibromyalgia and rheumatoid arthritis: associations with pain, fatigue, depression, and disease activity. <em>Clin Exp Rheumatol</em>. 2011;29(6 Suppl 61):S92-S96.