AUTHOR=Liu Zhiming , Zhang Hao , Zhang Min , Qu Changpeng , Li Lei , Sun Yihao , Ma Xuexiao TITLE=Compare three deep learning-based artificial intelligence models for classification of calcified lumbar disc herniation: a multicenter diagnostic study JOURNAL=Frontiers in Surgery VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/surgery/articles/10.3389/fsurg.2024.1458569 DOI=10.3389/fsurg.2024.1458569 ISSN=2296-875X