AUTHOR=Jing Fei , Wang Wei , Ke Jia , Huang Tingrong , Jiang Bo , Qiu Qiwu , Huang Jihan , Zhan Songhua , Zhang Wei , Wu Hui , Su Wen , Feng Jiawen , Peng Yuan , Zhao Zhimin , Xing Feng , Liu Chenghai TITLE=Fuzheng Huayu tablets for treating pulmonary fibrosis in post-COVID-19 patients: a multicenter, randomized, double-blind, placebo-controlled trial JOURNAL=Frontiers in Pharmacology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2025.1508276 DOI=10.3389/fphar.2025.1508276 ISSN=1663-9812