Dr. Rebecca King reviews the article, “Derivation of the Buffalo Concussion Physical Examination Risk of Delayed Recovery (RDR) Score to Identify Children at Risk for Persistent Post-Concussive Symptoms,” which was originally published in the British Journal of Sports Medicine in December 2021. Dr. Jeremy Schroeder serves as moderator. Dr. King is a member of the AMSSM Top Articles Subcommittee, and this episode is part of an ongoing mini journal club series highlighting each of the Top Articles in Sports Medicine from 2021, as selected for the 2022 AMSSM Annual Meeting in Austin, TX.   Derivation of the Buffalo Concussion Physical Examination Risk of Delayed Recovery (RDR) Score to Identify Children at Risk for Persistent Post-Concussive Symptoms DOI: 10.1136/bjsports-2020-103690