TY - GEN T1 - Combination of searches for Higgs boson decays into a photon and a massless dark photon using $pp$ collisions at $\sqrt{s} = 13$ TeV with the ATLAS detector UR - http://dx.doi.org/10.1007/JHEP08(2024)153 PY - 2024/06/03 AU - Collaboration ATLAS ED - Y2 - 2025/11/20 ER -