Design and methods of a social network isolation study for reducing respiratory infection transmission: The eX-FLU cluster randomized trial oleh Allison E. Aiello, Amanda M. Simanek, Marisa C. Eisenberg, Alison R. Walsh, Brian Davis, Erik Volz, Caroline Cheng, Jeanette J. Rainey, Amra Uzicanin, Hongjiang Gao, Nathaniel Osgood, Dylan Knowles, Kevin Stanley, Kara Tarter, Arnold S. Monto