GRIA1 and brain injury: Cite this article as: Bailey C, Soden D, Maroon J, et al. Elevated autoantibodies to the GluA1 subunit of the AMPA receptor in blood indicate risk of cognitive impairment in contact sports athletes, irrespective of concussion, Neurotrauma Reports 2024:5(1), 552–562, DOI: 10.1089/neur.2023.0132.