​
 
114. Diarbakerli E, Grauers A, Danielsson A, Gerdhem P. Health-related quality of life in adulthood in untreated and treated individuals with adolescent or juvenile idiopathic scoliosis. JBJS 2018. May 16: 811-17. PMID: 29762275.

113. Elkan P, Lagerbäck T, Möller H, Gerdhem P. Response rate does not affect patient reported outcome after lumbar discectomy. European Spine Journal 2018 Jul;27(7):1538-1546. [Epub Mar 9]. PMID: 29523985.

112. Charalampidis A, Möller A, Wretling ML, Brismar TB, Gerdhem P. Implant Density Unrelated to Patient Reported Outcome in a Nationwide Survey of 328 Patients with Idiopathic Scoliosis. Bone and Joint Journal 2018 Aug;100-B(8):1080-1086. PMID: 30062942.

111. Diarbakerli E, Grauers A, Danielsson A, Abbott A, Gerdhem P. Quality of life in males and females with idiopathic scoliosis. Accepted in Spine (Phila 1979).

110. Endler P, Ekman P, Ljungqvist H, Brismar T, Gerdhem P*, Möller H* (*shared authorship). Long term outcome after spinal fusion for isthmic spondylolisthesis in adults. The Spine J 2018 Aug 21. PMOD 30142456. 

109. Joelson A, Diarbakerli E, Gerdhem P, Hedlund R, Wretenberg P, Frennered K. Self-image and health-related quality of life three decades after fusion in situ for high-grade isthmic spondylolisthesis. Accepted in Spine Deformity

108. Lagerbäck T, Fritzell P, Hagg O, Nordvall D, Lonne G, Solberg TK, Andersen MO, Eiskjaer S, Gehrchen M, Jacobs WC, van Hooff ML, Gerdhem P. Effectiveness of surgery for sciatica with disc herniation is not substantially affected by differences in surgical incidences among three countries. Results from the Danish, Swedish and Norwegian Spine registries. Accepted in the European Spine J.

107. Parai C, Hägg O, Lind B, Brisby H. The value of patient global assessment in lumbar spine surgery: an evaluation based on more than 90,000 patients. Eur Spine J. 2018 Mar;27(3):554-563.

106. Pre-surgery physiotherapy and pain thresholds in patients with degenerative lumbar spine disorders - Yvonne Lindbäck. Linköping University Medical Dissertations No.1029, 2018. ISBN 978-91-7685-276-7. ISSN 0345-0082

105. Diarbakerli E, Grauers A, Danielsson A, Abbott A, Gerdhem P. Quality of life in males and females with idiopathic scoliosis, Spine. (2018) Accepted for publication.

104. Lindbäck Y, Tropp H, Enthoven P, Abbott A, Öberg B. Pre-surgery physiotherapy for patients with degenerative lumbar spine disorder: a randomized controlled trial. Spine J. (2017) Dec 15.

103. Lindbäck Y, Tropp H, Enthoven P, Gerdle B, Abbott A, Öberg, B. Altered somatosensory profile according to quantitative sensory testing in patients with degenerative lumbar spine disorders scheduled for surgery. BMC Musculoskeletal Disorders, (2017) Jun 17;18(1):264.

102. Triebel J, Snellman G, Sandén B, Strömqvist F, Robinson Y. Women do not fare worse than men after lumbar fusion surgery: Two-year follow-up results from 4,780 prospectively collected patients in the Swedish National Spine Register with lumbar degenerative disc disease and chronic low back pain. Spine J. 2017 May;17(5):656-662.

101. Robinson Y, Sandén B, Snellman G, Triebel J, Strömqvist F. Spine registries generate patient-benefit in the century of big data: Author response to: Big data analysis reveals the truth of lumbar fusion: gender differences. Spine J. 2017 May;17(5):755-756.

100. Strömqvist F, Sigmundsson FG, Strömqvist B, Jönsson B, Karlsson MK. Incidental Durotomy in Degenerative Lumbar Spine Surgery - A register study of 64,431 operations. Spine J. 2018 Aug 30. [Epub ahead of print]

99. Olafsson G, Jonsson E, Fritzell P, Hägg O, Borgström F. Cost of low back pain: results from a national register study in Sweden. Eur Spine J. 2018 Aug 28.

98. Lønne G, Fritzell P, Hägg O, Nordvall D, Gerdhem P, Lagerbäck T, Andersen M, Eiskjaer S, Gehrchen M, Jacobs W, van Hooff ML, Solberg TK. Lumbar spinal stenosis: comparison of surgical practice variation and clinical outcome in three national spine registries. Spine J. 2018 May 21

97. Eneqvist T, Bülow E, Nemes S, Brisby H, Garellick G, Fritzell P, Rolfson O. Patients with a previous total hip replacement experience less reduction of back pain following lumbar back surgery. J Orthop Res. 2018 Apr 16. [Epub ahead of print]

96. Lumbar disc herniation surgery - Fredrik Strömqvist. Thesis. Department of Orthopedics, Clinical sciences, Lund University 2017. Faculty of Medicine Doctoral Dissertation Series 2017:70. ISBN 978-91-7619-450-8. ISSN 1652-8220.

95. Strömqvist F, Strömqvist B, Jönsson B, Karlsson MK. Surgical treatment of lumbar disc herniation in different ages-evaluation of 11,237 patients. Spine J. 2017 Mar 20. pii: S1529-9430(17)30108-0.

94. Olafsson G, Jonsson E, Fritzell P, Hägg O, Borgström F. Burden of Spinal Diseases: Results From Register Study In Sweden. Value Health. 2015 Nov;18(7):A642.

93. Olafsson G, Jonsson E, Fritzell P, Hägg O, Borgström F. A health economic lifetime treatment pathway model for low back pain in Sweden. Med Econ. 2017 Sep 11:1-9. [Epub ahead of print]

92. Jonsson E, Olafsson G, Fritzell P, Hägg O, Borgström F. A Profile of Low Back Pain: Treatment and Costs Associated With Patients Referred to Orthopedic Specialists in Spine Sweden (Phila Pa 1976). 2017 Sep 1;42(17):1302-1310. 

91. Oscar Solmell, Patrick Dahlemar Sterner, Svante Berg. Are there findings on MRI or on patient-reported back pain before surgery for lumbar disc herniation that can predict future progression of painful disc degeneration? Journal of spine. OAT ISSN: 2398-970X

90. Eneqvist T, Nemes S, Brisby H, Fritzell P, Garellick G, Rolfson O. Lumbar surgery prior to total hip arthroplasty is associated with worse patient-reported outcomes. Bone Joint J. 2017 Jun;99-B(6):759-765.

89. Yvonne Lindbäck, Hans Tropp, Paul Enthoven, Björn Gerdle, Allan Abbott, Birgitta Öberg. Association between pain sensitivity in the hand and outcomes after surgery in patients with lumbar disc herniation or spinal stenosis. Eur Spine J (2017).

88. Elkan P, Sten-Linder M, Hedlund R, Willers U, Ponzer S, Gerdhem P. Markers of inflammation and fibrinolysis in relation to outcome after surgery for lumbar disc herniation. A prospective study on 177 patients. E Spine J 2016 Jan 25(1):186-191 [Epub 2015 May 12]. PMID: 25962814

87. Diarbakerli E, Grauers A, Gerdhem P. Population based normative data for the Scoliosis Research Society 22r questionnaire in adolescents and adults, including a comparison with EQ-5D. European Spine J. 2016, Nov 10. [Epub ahead of print]. PMID:27832361

86. Theis J, Grauers A, Diarbakerli E, Savvides P, Abbott A, Gerdhem P. An observational study on surgically treated adult idiopathic scoliosis patients' quality of life outcomes at one and two-year follow-up and comparison to controls. Accepted for publication in Scoliosis Spinal Disord, Sep 2016.

85. Endler P, Ekman P, Möller H, Gerdhem P. A prospective study on the outcome of non-instrumented posterolateral fusion, instrumented posterolateral fusion and interbody fusion in isthmic spondylolisthesis. Accepted for publication in JBJS-A, Sep 2016.

84. Elkan P, Sjövie-Hasserius J, Gerdhem P. Similar result after non-elective and elective surgery for lumbar disc herniation- an observational study based on the SweSpine register. Accepted for publication in the Eur Spine J, Jan 20, 2016.

83. Fritzell P, Hägg O, Gerdhem P, Abbott A, Songsong A, Parai C, Strömqvist B. The Swedish spine Register. The 2015 report. 2016: 1-49

82. Försth P, Ólafsson G, Carlsson T, Frost A, Borgström F, Fritzell P, Öhagen P, Michaëlsson K, Sandén B. A Randomized, Controlled Trial of Fusion Surgery for Lumbar Spinal Stenosis. N Engl J Med. 2016 Apr 14;374(15):1413-23.

81. Strömqvist F, Strömqvist B, Jönsson B, Karlsson M: Inferior outcome of lumbar disc herniation surgery in women due to inferior preoperative status: A prospective study of 11237 patients. Spine 2016 41(15): 1247-52

80. Strömqvist F, Strömqvist B, Jönsson B, Karlsson M: Lumbar disc herniation surgery in children: outcome and gender differences Eur Spine J 2016 25(2): 657-63

79. Strömqvist F, Strömqvist B, Jönsson B, Gerdhem P, Karlsson M: Predictive outcome factors in the young patient treated with lumbar disc herniation surgery J Neurosurg Spine 2016 25(4): 448-55

78. Sigmundsson FG, Strömqvist B, Jönsson B.  Determinants of patient satisfaction in surgery for lumbar spinal stenosis without concomitant spondylolisthesis.  Eur Spine J 2016 Eur Spine J. 2017 Feb;26(2):473-480.

77. Strömqvist F, Strömqvist B, Jönsson B, Karlsson M: Gender differences in patients scheduled for lumbar disc herniation surgery: a national register study including 15631 operations. Eur Spine J 2016 25(1): 1 -7

76. Strömqvist F, Strömqvist B, Jönsson B, Karlsson M. Gender differences in the surgical treatment of lumbar disc herniation in elderly, Eur Spine J 2016; 25(11): 3528-35

75. Strömqvist F, Strömqvist B, Jönsson B, Karlsson M: The outcome of lumbar disc herniation surgery is worse in old adults than in young adults Acta Orthop 2016 87(5): 516-21

74. Cheng T, Gerdhem P. Outcome of surgery for degenerative lumbar scoliosis. An observational study using the Swedish Spine register. Accepted for publication in the European Spine Journal, Aug 5, 2017 [Epub ahead of print].

73. Lindbäck Y, Tropp H, Enthoven P, Abbott A, Öberg B. Prepare: Pre-surgery physiotherapy for patients with specific low back pain: a randomized controlled trial protocol. BMC Musculoskeletal Disorders, Submitted 2015.

72. Johanna Wibault, Birgitta Öberg, Åsa Dedering, Håkan Löfgren, Peter Zsigmond, Anneli Peolsson. Physiotherapy rehabilitation after surgery for cervical radiculopathy: outcomes at six months in a randomized clinical trial. Spine. Submitted 2015

71. Engquist M, Lofgren H, Oberg B, Holtz A, Peolsson A. Soderlund A, Vavruch L, Lind B. Factors affecting the outcome of surgical versus nonsurgical treatment of cervical radiculopathy - a randomized, controlled study. Spine. Submitted 2015.

70. Engquist M, Lofgren H, Oberg B, Holtz A, Peolsson A. Soderlund A, Vavruch L, Lind B. Surgery versus nonsurgical treatment of cervical radiculopathy: a prospective, randomized study comparing surgery plus physiotherapy with physiotherapy alone with a 2-year follow-up. Spine (2013); 38:1715-2.

69. Johanna Wibault, Birgitta Öberg, Åsa Dedering, Håkan Löfgren, Peter Zsigmond, Liselott Persson, Anneli Peolsson. Individual factors associated with neck disability in patients with cervical radiculopathy scheduled for surgery: a study on physical impairments, psychosocial factors, and life style habits. Eur Spine J (2014);23:599-605

68. Svensson GL, Wendt GK, Thomee R. A structured physiotherapy treatment model can provide rapid relief to patients who qualify for lumbar disc surgery: a prospective cohort study. J Rehabil Med. (2014) Mar; 46(3):233-40.

67. Limbäck Svensson G, Kjellby Wendt G, Thomee R, Danielson E. Patients experience of health three years after structured physiotherapy or surgery for lumbar disc herniation. J Rehabil Med. (2013) mar; 45(3):293-9.

66. Abbott A, Gerdhem P. CONTRAIS: CONservative Treatment for Adolescent Idiopathic Scoliosis. A randomised controlled trial protocol. BMC Musculoskeletal Disorders. (2013) Sep 5:14(1):261.

65. Abbott A, Halvorsen M, Dedering A. Is there a need for cervical collar usage post anterior cervical decompression and fusion? A randomized control pilot trial. Physiother Theory Pract. (2013) May;29(4):290-300

64. Abbott AD, Tyni-Lenné R, Hedlund R. Leg pain and psychological variables predict outcome 2-3 years after lumber fusion surgery. Eur Spine J (2011) Oct;20(10):1626-34.

63. Abbott AD, Tyni-Lenné R, Hedlund R. The influence of psychological factors on pre-operative levels of pain intensity, disability and HRQOL in lumbar spinal fusion surgery patients. Physiotherapy (2010), Sep;96(3):213-21.

62. Abbott AD, Tyni-Lenné R, Hedlund R. Early rehabilitation targeting cognition, behaviour and motor function after lumbar fusion. A randomized controlled trial. Spine (2010), Apr 15;35(8):848-857.

61. Johansson AC, Linton SJ, Bergkvist L, Nilsson O, Cornefjord M. Clinical-based training in comparison to home-based training after first-time lumbar disc surgery: an randomised controlled trial. Eur Spine J.2009;18(3):398-409.

60. Millisdotter M, Strömqvist B. Early neuromuscular customized training after surgery for lumbar disc herniation: a prospective controlled study. Eur Spine J 2007;16(1):19-26.

59. Kjellby-Wendt G, Carlsson SG, Styf J. Results of early active rehabilitation 5-7 years after surgical treatment for lumbar disc herniation. J Spinal Disord Tech 2002;15(5):404-9.

58. Kjellby-Wendt G, Styf J, Carlsson SG. Early active rehabilitation after surgery for lumbar disc herniation: a prospective, randomized study of psychometric assessment in 50 patients. Acta Orthop Scand 2001;72(5):518-24.

57. Kjellby-Wendt G, Styf J. Early active training after lumbar discectomy. A prospective, randomized, and controlled study. Spine 1998;23(21):2345-51.

56. Strömqvist F, Strömqvist B, Jönsson B, Karlsson MK. Gender differences in patients scheduled for lumbar disc herniation surgery: a National Register Study including 15,631 operations.Eur Spine J. 2015 Jun 7. [Epub ahead of print]

55. Clement RC, Welander A, Stowell C, Cha TD, Chen JL, Davies M, Fairbank JC, Foley KT, Gehrchen M, Hagg O, Jacobs WC, Kahler R, Khan SN, Lieberman IH, Morisson B, Ohnmeiss DD, Peul WC, Shonnard NH, Smuck MW, Solberg TK, Stromqvist BH, Hooff ML, Wasan AD, Willems PC, Yeo W,FRitzell P. A proposed set of metrics for standardized outcome reporting in the management of low back pain

54. Hooff ML1,2, Jacobs WC3, Willems PC4, Wouters MW2,5, Kleuver Md1,6, Peul WC3, Ostelo RW7, Evidence and practice in spine registries.Fritzell P8. Acta Orthop. 2015 Oct;86(5):534-44. doi: 10.3109/17453674.2015.1043174.

53. Fritzell P, Knutsson B, Sandén B, Strömqvist B, Hägg O. Recurrent versus primary lumbar disc herniation surgery: Patient-reported outcomes in the Swedish spineregister Swespine. Clin Orthop Relat Res 2014. Apr 8

52. Knutsson B, Michaëlsson K, Sandén B. Obese patients report modest weight loss after surgery for lumbar spinal stenosis: a study from the Swedish spine register. Spine 2014; 39(20):1725-30.

51. Strömqvist B, Fritzell P, Hägg O, Jönsson B. Svensk Ryggkirurgisk Förening. Uppföljning av ländryggskirurgi i Sverige. Årsrapport 2012. 63 s. 2013. ISBN 978-91-980722-3-5. Strömqvist B. In response. Spine 2013; 38(17): 1526.

50. Sigmundsson FG, Jönsson B, Strömqvist B. Preoperative pain pattern predicts surgical outcome more than type of surgery in patients with central spinal stenosis without concomitant spondylolisthesis: A register study of 9,051 patients. Spine 2014; 39(3):E199-210.

49. Strömqvist B, Fritzell P, Hägg O, Jönsson B. Swedish Society of Spinal Surgeons. Swespine: The Swedish Spine Register. The 2012 Report. Eur Spine J 2013; 22(4):953-74.

48. Sigmundsson FG, Jönsson B, Strömqvist B. The impact of pain on function and health related quality of life in lumbar spinal stenosis: A register study of 14.821 patients. Spine 2013; 38(15): E937-45

47. Strömqvist B, Berg S, Gerdhem P, Johnsson R, Möller A, Sahlstrand T, Ahmed S, Tullberg T. X-Stop versus decompressive surgery for lumbar neurogenic intermittent 38(17): 1436-42.claudication - A randomized controlled trial with 2 years follow-up. Spine 2013;

46. Robinson Y, Michaëlsson K, Sandén B. Instrumentation in lumbar fusion improves back pain but not quality of life 2 years after surgery. A study of 1,310 patients with degenerative disc disease from the Swedish Spine Register SWESPINE. Acta Orthop 2013; 84(1):7-11.

45. Sigmundsson FG, Kang XP, Jönsson B, Strömqvist B. Prognostic factors in lumbar spinal stenosis surgery - A prospective study of imaging and patient related factors in 109 patients operated on by decompression. Acta Orthop 2012; 83(5): 536-42.

44. Fritzell P, Hägg O, Jönsson B, Strömqvist B. Surgery for lumbar disc herniation -factors of importance for outcome after 1 and 2 years. Analysis of data from Swespine  the Swedish national spine register. Spine. In press.

43. Strömqvist B, Fritzell P, Hägg O, Jönsson B. Swedish Society of Spinal Surgeons. Swespine. The Swedish Spine Register. The 2011 Report. ISBN 978-91-979378-8-7.

42. Knutsson B, Michaëlsson K, Sandén B. Obesity is associated with inferior results after surgery for lumbar spinal stenosis: A study of 2633 patients from the Swedish Spine Register. Spine 2013; 38(5): 435-41.

41. Strömqvist B, Fritzell P, Hägg O, Jönsson B, Sandén B. Swespine - en lägesrapport. Långvarig smärta och rökning ger dåligt resultat. Ortopediskt Magasin 2012; (2): 28-30.

40. Fritzell P, Ohlin O, Borgström F. Cost-effectiveness of Balloon Kyphoplasty (BKP) vs. Standard medical treatment in patients with osteoporotic vertebral compression fracture - a Swedish multicenter RCT with 2-year follow up. Spine 2011; 36(26):2243-51.

39. Strömqvist F, Jönsson B, Strömqvist B. Dural lesions in decompression for lumbar spinal stenosis - incidence, risk factors and effect on outcome. Eur Spine J 2012;21(5): 825-8.

38. Strömqvist B, Fritzell P, Hägg O, Jönsson B, Sandén B. Swespine - en lägesrapport. Långvarig smärta och rökning ger dåligt resultat. Ortopediskt Magasin 2012; (2): 28-30.

37. Ohrn A, Olai A, Rutberg H, Nilsen P, Tropp H. Adverse events in spine surgery in Sweden: a comparison of patient claims data and national quality register (Swespine)data. Acta Orthop 2011; 82(6): 727-31.

36. Fritzell P, Berg S, Borgstrom F, Tullberg T, Tropp H. Cost effectiveness of disc prosthesis versus lumbar fusion in patients with chronic low back pain: randomized controlled trial with 2-year follow-up. Eur Spine J. 2011 Jul;20(7):1001-11.

35. Fritzell P, Brisby H, Hägg O. The national quality regristries: Long and complicated way if the medical profession doesn't see the advantages. Läkartidn 2011; 108(9):478-9.

34. Sandén B, Försth P, Michaëlsson K. Smokers show less improvement than nonsmokers two years after surgery for lumbar spinal stenosis: a study of 4555 patients from the Swedish spine register. Spine 2011; 36(13): 1059-64.

33. Strömqvist F, Jönsson B, Strömqvist B. Dural lesions in lumbar disc herniation surgery: incidence, risk factors, and outcome. Eur Spine J 2010; 19: 439-42.

32. Strömqvist B, Fritzell P, Hägg O, Jönsson B. Swedish Society of Spinal Surgeons. The Swedish Spine Register. The 2009 report. 58 pp. ISBN 978-91-978553-1-0.

31. Strömqvist B, Fritzell P, Hägg O, Jönsson B. Svensk Ryggkirurgisk Förening. Uppföljning av ländryggskirurgi i Sverige. Rapport år 2009. 51 s. ISBN 978-91-978553-0-3.

30. Strömqvist B, Fritzell P, Hägg O, Jönsson B. Swedish Society of Spinal Surgeons. The Swedish Spine Register: development, design and utility. Eur Spine J 2009; 18(Suppl3): S294-S304.

29. Strömqvist F, Ahmad M, Hildingsson C, Jönsson B, Strömqvist B. Gender differences in lumbar disc herniation surgery. Acta Orthop 2008; 79(5): 643-9.

28. Strömqvist F, Ahmad M, Strömqvist F, Hildingsson C, Jönsson B. Lumbar discherniation surgery and gender-related differences. Touch Briefings 2008; 3(1): 61-2.

27 Strömqvist B, Hedlund R, Jönsson B, Tullberg t. Ländryggens sjukdomar. Läkartidn 2007; 104: 1498-1502.
26. Zanoli G, Strömqvist B, Jönsson B. SF-36 scores in degenerative lumbar spine disorders: analysis of prospective data from 451 patients. Acta Orthop 2006; 77:298-306.

25. Zanoli G, Nilsson LT, Strömqvist B. Reliability of the prospective data collection protocol of the Swedish Spine Register. Test-retest analysis of 119 patients. Acta Orthop 2006; 77: 662-9.

24. Svensk Ryggkirurgisk Förenings registergrupp. Uppföljning av ländryggskirurgi i Sverige 2005. Rapport 2006.
23. Strömqvist B, Fritzell P, Hägg O, Jönsson B. Lägesrapport om svenska nationella ryggregistret. Ortopediskt Magasin 2006; (2): 9-10,12.

22. Strömqvist B, Fritzell P, Hägg O, Jönsson B. Swedish Society of Spinal Surgeons. One-year report from the Swedish National Spine Register. Swedish Society of Spinal Surgeons. Acta Orthop 2005; 76(Suppl 319: 1-24).

21. Fritzell P, Strömqvist B, Hägg O. A practical approach to spine registers in Europe. The Swedish experience. Eur Spine J 2006; 15:257-S63.

20. Svensk Ryggkirurgisk Förenings registergrupp. Uppföljning av ländryggskirurgi i Sverige 2004. Rapport. 24 s. 2005.

19. Fritzell P. Fusion as treatment for chronic low back pain - existing evidence, the scientific frontier and research strategies. Eur Spine J 2005; 14: 519-20.

18. Zanoli G. Outcome assessment in lumbar spine surgery. Thesis, Dept Orthopedics, Lund University 2005.

17. Jansson K-Å, Németh G, Granath F et al. Health-related quality of life in patients before and after surgery for a herniated lumbar disc. J Bone Joint Surg 2005; 87-B:959-64.

16. Jansson K-Å. On lumbar spinal stenosis and disc herniation surgery. Thesis, Dept Surg Sciences, Section Orthopedics, Karolinska Institutet, Stockholm, 2005.

15. Svensk Ryggkirurgisk Förenings registergrupp. Uppföljning av ländryggskirurgi i Sverige 2003. Rapport. 24 s. 2004.

14. Svensk Ryggkirurgisk Förenings registergrupp. Uppföljning av ländryggskirurgi i Sverige 2002. Rapport. 26 s. 2003.

13. Zanoli G, Strömqvist B, Jönsson B, Padua R, Romanini E. Pain in low-back pain. Problems measuring outcomes in musculoskeletal disorders. Acta Orthop Scand 2002;73.(Suppl 305): 54-7.

12. Strömqvist B. Evidence-based lumbar spine surgery. The role of national registration. Acta Orthop Scand 2002; 73(Suppl 305): 34-9.

11. Svensk Ryggkirurgisk Förenings registergrupp. The national Swedish register for lumbar spine surgery. Report 2002. Rapport för 2001. 30 s. 2002.

10. Svensk Ryggkirurgisk Förenings registergrupp. Uppföljning av ländryggskirurgi i Sverige 2000. Rapport. 21 s. 2001.

9. Zanoli G, Strömqvist B, Jönsson B. Visual analog scales for interpretation of back and leg pain intensity in patients operated for degenerative lumbar spine disorders. Spine 2001; 26: 2375-80.

8. Strömqvist B, Jönsson B, Fritzell P, Hägg O, Larsson B-E, Lind B. The Swedish national register for lumbar spine surgery. Acta Orthop Scand 2001; 72: 99-106.

7. Padua R, Strömqvist B, Jönsson B, Romanini E, Zanoli G. Imparare dagli errori del passato in chirurgia vertebrale: registro nazionale svedese e studi multicentrici italiani. Ital J Orthop Trauma 2000; 26: S116-23.

6. Zanoli G, Strömqvist B. Lessons learned searching for a HRQoL instrument to assess the results of treatment in persons with lumbar disorders. Spine 2000; 25: 3178-85.

5. Svensk Ryggkirurgisk Förenings registergrupp. Uppföljning av ländryggskirurgi i Sverige 1999. Rapport. 21 s. 2000.

4 Strömqvist B, Jönsson B. Det nationella registret blir alltmer fullständigt. Dagens Medicin 2000; Nr 20: 55.

3. Strömqvist B, Jönsson B, Zanoli G. The significance of VAS in evaluating pain outcomes of spine surgery. A prospective, consecutive study of 755 operated patients. Eur Spine J 1999; 8(Suppl 1): 14-5.

2. Jönsson B, Strömqvist B. Significance of a persistent positive straight leg raising test after lumbar disc surgery. J Neurosurg 1999; 91: 50-3.

1. Jönsson B, Strömqvist B. Ländryggskirurgi: Registret kan räddas. Ortopediskt Magasin 1998; (4): 6-9.