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Kaasa S, Kragh-Jensen E, Bjordal K, Lund E, Evensen JF, Vermund H, Monge O, Boehler P.Kaasa S, et al. Among authors: evensen jf.Acta Oncol. 1993;32(5):531-6. doi: 10.3109/02841869309096113.Acta Oncol. 1993.PMID: 8217237