AUTHOR=Li Shasha , Li Lu , Wang Shengyu , Wu Hao TITLE=Clinical characteristics and risk factors of hospital mortality in elderly patients with community-acquired pneumonia JOURNAL=Frontiers in Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/medicine/articles/10.3389/fmed.2025.1512288 DOI=10.3389/fmed.2025.1512288 ISSN=2296-858X