AUTHOR=Zhang Hao , Zhang Chi , Li Lin , Hu Ming-liang , Zhao Jian-ning , Zheng Zhang , Ding Wen-feng TITLE=Developments and clinical experiences in collagenase chemonucleolysis for lumbar disc herniation: a narrative review JOURNAL=Frontiers in Medicine VOLUME=11 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2024.1522568 DOI=10.3389/fmed.2024.1522568 ISSN=2296-858X