Indirect dark-matter detection with MadDM v3.2 – Lines and Loops Chiara Arina, Jan Heisig, Fabio Maltoni, Daniele Massaro and Olivier Mattelaer Eur. Phys. J. C, 83 3 (2023) 241 Published online: 22 March 2023 DOI: 10.1140/epjc/s10052-023-11377-2