AUTHOR=Shen Yafei , Fang Zihan , Zhang Tao , Yu Feng , Xu Ying , Yang Ling TITLE=Heart rate variability with circadian rhythm removed achieved high accuracy for stress assessment across all times throughout the day JOURNAL=Frontiers in Physiology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2025.1535331 DOI=10.3389/fphys.2025.1535331 ISSN=1664-042X