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Straume O, Akslen LA.Straume O, et al. Among authors: akslen la.Int J Cancer. 1997 Oct 21;74(5):535-9. doi: 10.1002/(sici)1097-0215(19971021)74:5<535::aid-ijc10>3.0.co;2-5.Int J Cancer. 1997.PMID: 9355977Free article.