%0 conference lecture %@ %A Ulbricht, M.,Matuschewski, H.,Schedler, U.,Piletsky, S. A.,Riedel, M.,Groth, T.,Hicke, H.-G. %D 1999 %J XIIth Aachen Colloquium on Biomaterials %N %P %T Photo-graft copolymerization surface functionalizations of polymeric films and membranes %U %X