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Köhne, C. H. and Schöffski, P. and Wilke, H. and Käufer, C. and Andreesen, Reinhard and Ohl, U. and Klaasen, U. and Westerhausen, M. and Hiddemann, W. and Schott, G. and Harstick, A. and Bade, J. and Horster, A. and Schubert, U. and Hecker, H. and Dörken, B. and Schmoll, H. J. (1998) Effective biomodulation by leucovorin of high-dose infusion fluorouracil given as a weekly 24-hour infusion: results of a randomized trial in patients with advanced colorectal cancer. Journal of clinical oncology : official journal of the American Society of Clinical Oncology 16 (2), pp. 418-26.
Köhne, C. H. and Wilke, H. and Hecker, H. and Schöffski, P. and Käufer, C. and Rauschecker, H. and Andreesen, Reinhard and Ohl, U. and Lange, H. J. and Klaassen, U. (1995) Interferon-alpha does not improve the antineoplastic efficacy of high-dose infusional 5-fluorouracil plus folinic acid in advanced colorectal cancer. First results of a randomized multicenter study by the Association of Medical Oncology of the German Cancer Society (AIO). Annals of oncology : official journal of the European Society for Medical Oncology / ESMO 6 (5), pp. 461-6.