AUTHOR=Wan Yingying , Yang Jiaxi , Ma Tianyue , Wang Wenqian , Wang Haonan , Sun Wenting , Ye Wanting , Yang Lin , Kou Qiuai TITLE=Corrigendum: A Chinese medicine formula (kunbixiao granule) for female rheumatoid arthritis: Study protocol for a double-blind, randomized, placebo-controlled trial JOURNAL=Frontiers in Pharmacology VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2022.1074679 DOI=10.3389/fphar.2022.1074679 ISSN=1663-9812