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Weber, A. Zalewska, B. Jamieson, B. Popov, B. Quilain, B. Rossi, C. Andreopoulos, C. Bronner, C. Checchia, C. Densham, C. Giganti, C.K. Jung, C. McGrew, C. Metelko, C. Nantais, C. Riccio, C. Touramanis, C. Wret, C.W. Walter, C. Yanagisawa, D. Brailsford, D. Calvet, D. Cherdack, D. Coplowe, D. Dewhurst, D. Fukuda, D. Hansen, D. Payne, D.R. Hadley, D. Sgalaberna, D. Shaw, D. Terhorst, D. Wark, E.D. Zimmerman, E. Iwai, E. Kearns, E. Larkin, E. Mazzucato, E. Radicioni, E. Reinherz-Aronis, E. Rondio, E. Scantamburlo, E.S. Pinzon Guerra, F.C.T. Barbato, F. Di Lodovico, F. Gizzarelli, F. Hosomi, F. S\\'anchez, F. Shaker, G.A. Fiorentini, G. Barr, G. Christodoulou, G. Collazuol, G. De Rosa, G. Fiorillo, G.J. Barker, G. Vasseur, H. Aihara, H.A. Tanaka, H. Kakuno, H. Kim, H.K. Tanaka, H.M. O'Keeffe, H. Sekiya, H. Sobel, I. Lamont, J. Amey, J. Calcutt, J. Coleman, J.D. Perkin, J. Dumarchez, J.F. Martin, J. Harada, J.H. Jo, J. Holeczek, J. Imber, J. Insler, J. Kameda, J. Kisiel, J. Lagoda, J.L. 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Lou, T. Maruyama, T. Nakadaira, T. Nakaya, T. Okusawa, T. Ovsyannikova, T. Radermacher, T. Sekiguchi, T. Shirahige, T. Stewart, T. Thakore, T. Tomura, T. Tsukamoto, T. Wachala, T. Yano, T. Yuan, V. Berardi, V. Matveev, V. Palladino, V. Paolone, W. Kropp, W. Parker, W. Toki, W.Y. Ma, X. Li, X. Lu, Y. Fujii, Y. Fukuda, Y. Hayato, Y. Koshio, Y. Kudenko, Y. Nagai, Y. Nakanishi, Y. Nishimura, Y. Oyama, Y. Seiya, Y. Suda, Y. Suzuki, Y. Takeuchi, Y. Uchida, Y. Yamada, Z.J. Liptak, Z. Vallari","submitted_at":"2016-09-14T02:10:06Z","abstract_excerpt":"Recent measurements by the T2K neutrino oscillation experiment indicate that CP violation in neutrino mixing may be observed in the future by long-baseline neutrino oscillation experiments. 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