Analyticity constraints for hadron amplitudes: Going high to heal low-energy issues V. Mathieu, J. Nys, A. Pilloni, C. Fernández-Ramírez, A. Jackura, M. Mikhasenko, V. Pauk, A. P. Szczepaniak and G. Fox EPL, 122 4 (2018) 41001 Published online: 27 June 2018 DOI: 10.1209/0295-5075/122/41001