References
Doetsch, H.: Krebsgeschehen5, 108 (1976)
Doetsch, H.: Ärztl. Praxis71, 2930 (1977)
Doetsch, H.: ibid.31, 1856 (1979)
Doetsch, H.: Krebsgeschehen3, 72 (1979)
Ruppel, H.G.: Flora152, 113 (1962)
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We would like to express our thanks to Prof. W. Hoeffken (Köln), Prof. W. Engel (Köln), and Dr. A. Baur (Köln) for providing us with the sera. This study was supported by the Ministerium für Wissenschaft und Forschung Nordrhein-Westfalen.
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Ruppel, H.G., Möller, M. & Doetsch, H. The effect of tumour sera on the growth of plant tissues. Naturwissenschaften 68, 271–272 (1981). https://doi.org/10.1007/BF01047336
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DOI: https://doi.org/10.1007/BF01047336