AUTHOR=Neskovic Nenad , Mandic Dario , Marczi Saska , Skiljic Sonja , Kristek Gordana , Vinkovic Hrvoje , Mraovic Boris , Debeljak Zeljko , Kvolik Slavica TITLE=Corrigendum: Different pharmacokinetics of tramadol, O-demethyltramadol and N-demethyltramadol in postoperative surgical patients from those observed in medical patients JOURNAL=Frontiers in Pharmacology VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2023.1250698 DOI=10.3389/fphar.2023.1250698 ISSN=1663-9812