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Mannion AF, Leivseth G, Brox JI, Fritzell P, Hägg O, Fairbank JC.Mannion AF, et al. Among authors: hagg o.Spine (Phila Pa 1976). 2014 Aug 1;39(17):1373-83. doi: 10.1097/BRS.0000000000000437.Spine (Phila Pa 1976). 2014.PMID: 24859589Clinical Trial.
Omair A, Mannion AF, Holden M, Fairbank J, Lie BA, Hägg O, Fritzell P, Brox JI.Omair A, et al. Among authors: hagg o.Eur Spine J. 2015 Nov;24(11):2425-31. doi: 10.1007/s00586-015-3866-5. Epub 2015 Mar 14.Eur Spine J. 2015.PMID: 25772090
Omair A, Mannion AF, Holden M, Leivseth G, Fairbank J, Hägg O, Fritzell P, Brox JI.Omair A, et al. Among authors: hagg o.Eur Spine J. 2016 Jan;25(1):2-13. doi: 10.1007/s00586-015-4181-x. Epub 2015 Aug 18.Eur Spine J. 2016.PMID: 26281980
Hedlund R, Johansson C, Hägg O, Fritzell P, Tullberg T; Swedish Lumbar Spine Study Group.Hedlund R, et al. Among authors: hagg o.Spine J. 2016 May;16(5):579-87. doi: 10.1016/j.spinee.2015.08.065. Epub 2015 Sep 9.Spine J. 2016.PMID: 26363250Clinical Trial.
Jonsson E, Olafsson G, Fritzell P, Hägg O, Borgström F.Jonsson E, et al. Among authors: hagg o.Spine (Phila Pa 1976). 2017 Sep 1;42(17):1302-1310. doi: 10.1097/BRS.0000000000002089.Spine (Phila Pa 1976). 2017.PMID: 28832440
Hansson-Hedblom A, Jonsson E, Fritzell P, Hägg O, Borgström F.Hansson-Hedblom A, et al. Among authors: hagg o.Spine (Phila Pa 1976). 2019 Sep;44(18):1309-1317. doi: 10.1097/BRS.0000000000003050.Spine (Phila Pa 1976). 2019.PMID: 30985570
Fritzell P, Hägg O, Wessberg P, Nordwall A; Swedish Lumbar Spine Study Group.Fritzell P, et al. Among authors: hagg o.Spine (Phila Pa 1976). 2002 Jun 1;27(11):1131-41. doi: 10.1097/00007632-200206010-00002.Spine (Phila Pa 1976). 2002.PMID: 12045508Clinical Trial.
Hägg O, Fritzell P, Odén A, Nordwall A; Swedish Lumbar Spine Study Group.Hägg O, et al.Spine (Phila Pa 1976). 2002 Jun 1;27(11):1213-22. doi: 10.1097/00007632-200206010-00014.Spine (Phila Pa 1976). 2002.PMID: 12045520
Hägg O, Fritzell P, Nordwall A; Swedish Lumbar Spine Study Group.Hägg O, et al.Spine (Phila Pa 1976). 2002 Jun 1;27(11):1223-31. doi: 10.1097/00007632-200206010-00015.Spine (Phila Pa 1976). 2002.PMID: 12045521Clinical Trial.