A case report on the use of recombinant hirudin as an anticoagulant for cardiopulmonary bypass in open heart surgery - Riess, F-C; Pötzsch, B; Bader, R; Bleese, N; Greinacher, A; Löwer, C; Madlener, K; Müller-Berghaus, G (Eur J Cardio-thorac Surg, 1996)