AUTHOR=Fu Mingfu , Hu Jiangfeng , Zhang Xiaochun , Wang Chaozhang , Liu Yang , Niu Jianzhuang , Sun Yinglu , Yao Dengzun , Jing Xianghai TITLE=Preparation and properties of vanillin-based polyurethane materials for body temperature self-healing JOURNAL=Frontiers in Materials VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/materials/articles/10.3389/fmats.2024.1532067 DOI=10.3389/fmats.2024.1532067 ISSN=2296-8016