AUTHOR=Xu Zhehao , Ding Jia , Liang Ruiyun , Xie Shuangfeng TITLE=Long-term trends in the burden of pulmonary arterial hypertension in China and worldwide: new insights based on GBD 2021 JOURNAL=Frontiers in Medicine VOLUME=11 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2024.1502916 DOI=10.3389/fmed.2024.1502916 ISSN=2296-858X