AUTHOR=Yue Shufan , Xiao Fei , Fan Rui , Li Wei , Liu Donghong , Yao Fengjuan , Lin Hong , Wu Chenglin , Liu Longshan , Wang Changxi , Li Jun , Li Cuiling TITLE=Left heart function and strain for predicting change in hemoglobin levels in pediatric kidney transplantation recipients JOURNAL=Frontiers in Pediatrics VOLUME=13 YEAR=2025 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2025.1452928 DOI=10.3389/fped.2025.1452928 ISSN=2296-2360