Coaching doctors to improve ethical decision-making in adult hospitalised patients potentially receiving excessive treatment: Study protocol for a stepped wedge cluster randomised... oleh Dominique D Benoit, Stijn Vanheule, Frank Manesse, Frederik Anseel, Geert De Soete, Katrijn Goethals, An Lievrouw, Stijn Vansteelandt, Erik De Haan, Ruth Piers, CODE study group