31 N. Carrasco, P. Dimopoulos, R. Frezzotti, V. Giménez, G. Herdoiza, V. Lubicz, G. Martinelli, C. Michael, D. Palao, G.C. Rossi, F. Sanfilippo, A. Shindler, S. Simula, C. Tarantino 2012 B-physics from lattice QCD...with a twist PoS