Erratum to: Search for dark matter produced in association with a leptonically decaying $${\mathrm{Z}} $$ boson in proton–proton collisions at $$\sqrt{s}=13\,\text {TeV} $$
A. M. Sirunyan, A. Tumasyan, W. Adam, T. Bergauer et autres
am, at, be, cn, br (code pays fourni par la source)