AUTHOR= TITLE=Retraction: Bone age assessment based on deep convolutional features and fast extreme learning machine algorithm JOURNAL=Frontiers in Energy Research VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2025.1570343 DOI=10.3389/fenrg.2025.1570343 ISSN=2296-598X