Elastic proton–neutron and antiproton–neutron scattering in holographic QCD Akira Watanabe, Sayed Anwar Sirat and Zhibo Liu Eur. Phys. J. C, 83 10 (2023) 898 Published online: 05 October 2023 DOI: 10.1140/epjc/s10052-023-12062-0