Findings From the Step Up, Test Up Study of an Electronic Screening and Brief Intervention for Alcohol Misuse in Adolescents and Young Adults Presenting for HIV Testing: Randomized Controlled Efficacy Trial - Niranjan S Karnik; Lisa M Kuhns; Anna L Hotton; Natascha Del Vecchio; Moira McNulty; John Schneider; Geri Donenberg; Kristin Keglovitz Baker; Rose Diskin; Abigail Muldoon; Juan Rivera; Faith Summersett Williams; et al. (JMIR Mental Health, 2023)