AUTHOR=Smeda Martyna , Knogl Constanze , Müller Karolina , Stahl Martin , Buchalla Wolfgang , Keim Lukas , Piendl Ursula , Wodarz Norbert , Widbiller Matthias TITLE=Impact of opioid abuse on oral health: a retrospective cohort study JOURNAL=Frontiers in Oral Health VOLUME=6 YEAR=2025 URL=https://www.frontiersin.org/journals/oral-health/articles/10.3389/froh.2025.1483406 DOI=10.3389/froh.2025.1483406 ISSN=2673-4842