Non-invasive mapping of the gastrointestinal microbiota identifies children with inflammatory bowel disease. oleh Eliseo Papa, Michael Docktor, Christopher Smillie, Sarah Weber, Sarah P Preheim, Dirk Gevers, Georgia Giannoukos, Dawn Ciulla, Diana Tabbaa, Jay Ingram, David B Schauer, Doyle V Ward, Joshua R Korzenik, Ramnik J Xavier, Athos Bousvaros, Eric J Alm