The inert doublet model in the light of Fermi-LAT gamma-ray data: a global fit analysis Benedikt Eiteneuer, Andreas Goudelis and Jan Heisig Eur. Phys. J. C, 77 9 (2017) 624 Published online: 19 September 2017 DOI: 10.1140/epjc/s10052-017-5166-1