Randomized controlled multicentre study of albumin replacement therapy in septic shock (ARISS): protocol for a randomized controlled trial oleh Yasser Sakr, Michael Bauer, Axel Nierhaus, Stefan Kluge, Ulricke Schumacher, Christian Putensen, Falk Fichtner, Sirak Petros, Christian Scheer, Ulrich Jaschinski, Ivan Tanev, David Jacob, Norbert Weiler, P. Christian Schulze, Fritz Fiedler, Barbara Kapfer, Frank Brunkhorst, Ingmar Lautenschlaeger, Katja Wartenberg, Stefan Utzolino, Josef Briegel, Onnen Moerer, Petra Bischoff, Alexander Zarbock, Michael Quintel, Luciano Gattinoni, on behalf of SepNet - Critical Care Trials Group