AUTHOR= TITLE=Expression of concern: An improved multi-attribute group decision-making method for selecting the green supplier of community elderly healthcare service JOURNAL=Frontiers in Energy Research VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/energy-research/articles/10.3389/fenrg.2025.1701217 DOI=10.3389/fenrg.2025.1701217 ISSN=2296-598X