AUTHOR=Wang Zihan , Qiu Yifan , Ji Xiang , Dong Liang TITLE=Effects of smoking cessation on individuals with COPD: a systematic review and meta-analysis JOURNAL=Frontiers in Public Health VOLUME=12 YEAR=2024 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2024.1433269 DOI=10.3389/fpubh.2024.1433269 ISSN=2296-2565