Effect of Cardiopulmonary Bypass and Hemofiltration on Plasma Cytokines and Protein Leakage in Pigs - Eisng, G P; Schad, H; Heimisch, W; Gippner-Steppert, C; Jochum, M; Braun, S L; Mendler, N; Meisner, H; Lange, R (The Thoracic and Cardiovascular Surgeon, 2000)