High yield production and purification of recombinant staphylokinase for thrombolytic therapy - Schlott, B; Hartmann, M; Gührs, K H; Birch-Hirschfeld, E; Pohl, H D; Vanderschueren, S; Van de Werf, F; Michoel, A; Collen, D; Behnke, D (BioTechnology, 1994)