Strahlentherapie und Onkologie : Organ der Deutschen Röntgengesellschaft ... [et al]
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Randomized Controlled Trial Multicenter Study Comparative Study Clinical Trial
[Comparison of fluorouracil + folinic acid, fluorouracil + levamisole and fluorouracil + folinic acid + levamisole in Dukes' B and C colon cancer: NSABP Trial C-04].