Removal of EpCAM-positive tumor cells during intraoperative blood salvage– A pivotal multicenter clinical study (REMOVE) / Patrick Meybohm, Suma Choorapoikayil, Sebastian Zinn, Simone Lindau, Markus Heiss, Jerome Defosse, Eva Wittenmeier, Marion Ferner, Maximillian Kriegmair, Niklas Westhoff, Sebastian Hottenrott, Tobias Haas, Peter Kranke, Tom-Philipp Zucker, Andreas Schnitzbauer, Luis Kluth, Frank Wappler, Nina Walossek, Michael Schuster, Anna Lotz, Axel Müll, Roxana Schwab, Jens Mittler, Ivette Betka, Jochen Johannes Schoettler, Hubert Kübler, Anna Seitz, Horst Lindhofer, Kai Zacharowski ; German Society of Anaesthesiology and Intensive Care (GSAIC) Trials Group