AUTHOR=Fan Ziwen , Mei Mu , Chen Cen TITLE=Pyogenic liver abscess and sepsis caused by mixed anaerobic bacteria in an immunocompetent adult: a case report JOURNAL=Frontiers in Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2025.1486256 DOI=10.3389/fmed.2025.1486256 ISSN=2296-858X