AUTHOR=Lu Changda , Cui Wei , Zhu Zheng , Wu Yiwei , Xing Qingjun , Pan Bingyu , Shen Yanfei TITLE=Correction: Validity of smartwatch-derived estimates of lactate threshold heart rate and pace compared to graded exercise testing JOURNAL=Frontiers in Physiology VOLUME=Volume 16 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2025.1661421 DOI=10.3389/fphys.2025.1661421 ISSN=1664-042X