302,448 PROCEEDINGS Proceedings Second International Synposium on Cytostatic Drug Resistance Kiel, 1-2 November 1991 /chair persons M. Dietel, R. Osieka , scientific comm. E. Christophers [et al]. - [Berlin] ; [Sprin-ger-Intem. ], 1991. - [4], 89-123 s. ; 30 cm (Journal of Cancer Research and Clinical Oncology, ISSN 0171-5216 ; vol. 117 suppl. 3)