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Håberg A, Kvistad KA, Unsgård G, Haraldseth O.Håberg A, et al. Among authors: kvistad ka.Neurosurgery. 2004 Apr;54(4):902-14; discussion 914-5. doi: 10.1227/01.neu.0000114510.05922.f8.Neurosurgery. 2004.PMID: 15046657
Myran R, Kvistad KA, Nygaard OP, Andresen H, Folvik M, Zwart JA.Myran R, et al. Among authors: kvistad ka.Spine (Phila Pa 1976). 2008 Aug 15;33(18):2012-6. doi: 10.1097/BRS.0b013e31817bb0bd.Spine (Phila Pa 1976). 2008.PMID: 18708935
Rao V, Kvistad KA, Gulati S.Rao V, et al. Among authors: kvistad ka.Tidsskr Nor Laegeforen. 2013 Jun 25;133(12-13):1315. doi: 10.4045/tidsskr.13.0214.Tidsskr Nor Laegeforen. 2013.PMID: 23817261Free article.Norwegian.No abstract available.