299,224 SCIENTIFIC Scientific Proceedings fifth Symposium of the Section of Experimental Cancer Research SEK of the German Cancer Society, fifth SEK-Symposium, Heidelberg, 10-12 April 1989 / vorsitzender/chairman V. Schirrmacher. - [Berlin ; Heidelberg : Springer Verl., 1989]. - 70 s. : wykr. ; 28 cm (Journal of Cancer Research and Clinical Oncology, ISSN 0171-5216 ; vol. 115, suppl.)