Samuel W. StullErin R. McKnightSteven C. MatsonAndrea E. Bonny2026-03-222026-03-22202010.1097/adm.0000000000000689https://doi.org/10.1097/adm.0000000000000689https://andeanlibrary.org/handle/123456789/68665Rates of immunity to hepatitis B were low in AYA seeking MOUD. It is important to immunize patients seeking MOUD for hepatitis B and follow up with checks for seroconversion.enMedicineHepatitis BHepatitis B vaccineHBsAgVaccinationImmunizationOdds ratioHepatitis B virusOpioid use disorderInternal medicineImmunity to Hepatitis B is Undetectable in the Majority of Adolescents and Young Adults Seeking Outpatient Medication Treatment for Opioid Use Disorderarticle