L. Silvestrini^7,*, C. Tarantino^3,5,*, and V. Vagnoni^9,*

• ¹School of Physics and Astronomy, University of Edinburgh, James Clerk Maxwell Building, Peter Guthrie Tait Road, Edinburgh, EH9 3FD, United Kingdom
• ²Department of Physics and Astronomy, Queen Mary University of London, London, United Kingdom
• ³INFN, Sezione di Roma Tre, Via della Vasca Navale 84, I-00146 Roma, Italy
• ⁴HSE University, Myasnitskaya ulitsa, 20, 101000 Moscow, Russia
• ⁵Dipartimento di Matematica e Fisica, Università di Roma Tre, Via della Vasca Navale 84, I-00146 Roma, Italy
• ⁶Department of Physics, University of Cincinnati, Cincinnati, Ohio 45221,USA
• ⁷INFN, Sezione di Roma, Piazzale A. Moro 2, I-00185 Roma, Italy
• ⁸CERN, CH-1211 Geneva 23, Switzerland
• ⁹INFN, Sezione di Bologna, Via Irnerio 46, I-40126 Bologna, Italy

• ^*Member of the UTfit Collaboration.