Dubois, Bruno; Villain, Nicolas; Frisoni, Giovanni B; Rabinovici, Gil D; Sabbagh, Marwan; Cappa, Stefano; Bejanin, Alexandre; Bombois, Stéphanie; Epelbaum, Stéphane; Teichmann, Marc; Habert, Marie-Odile; Nordberg, Agneta; Blennow, Kaj; Galasko, Douglas; Stern, Yaakov; Rowe, Christopher C; Salloway, Stephen; Schneider, Lon S; Cummings, Jeffrey L; Feldman, Howard H