Co-enrollment of critically ill patients into multiple studies: patterns, predictors and consequences
Cook Deborah, Mcdonald Ellen, Smith Orla, Zytaruk Nicole, Heels-Ansdell Diane, Watpool Irene, Mcardle Tracy, Matte Andrea, Clarke France, Vallance Shirley, Finfer Simon, Galt Pauline, Crozier Tim, Fowler Rob, Arabi Yaseen, Woolfe Clive, Orford Neil, Hall Richard, Adhikari, Ferland Marie-Clauide, John Marshall, Meade Maureen, The, Protect Investigators, Canadian