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Helseth E, Dalen A, Unsgaard G, Vik R, Helseth A.Helseth E, et al. Among authors: helseth a.J Neurooncol. 1989 May;7(1):81-8. doi: 10.1007/BF00149382.J Neurooncol. 1989.PMID: 2787842
Helseth A, Helseth E, Unsgaard G.Helseth A, et al. Among authors: helseth e.Acta Oncol. 1989;28(1):103-4. doi: 10.3109/02841868909111189.Acta Oncol. 1989.PMID: 2706127No abstract available.
Helseth E, Cappelen J, Kvinnsland S, Helseth A, Lindboe CF, Unsgård G.Helseth E, et al. Among authors: helseth a.Tidsskr Nor Laegeforen. 1993 Apr 30;113(11):1347-50.Tidsskr Nor Laegeforen. 1993.PMID: 8337622Review.Norwegian.
Helseth A, Haug E, Nesland JM, Siegal GP, Fodstad O, Bautch VL.Helseth A, et al.J Neurosurg. 1995 May;82(5):879-85. doi: 10.3171/jns.1995.82.5.0879.J Neurosurg. 1995.PMID: 7714615
Helseth A, Bautch VL, Haug E, Holm R, Nesland JM, Fodstad O.Helseth A, et al.Tidsskr Nor Laegeforen. 1993 Jan 20;113(2):206-10.Tidsskr Nor Laegeforen. 1993.PMID: 8381565Norwegian.