AUTHOR=Cao Zhang-qi , Wang Xue-xi , Lu Li , Xu Jing-wen , Li Xiao-bin , Zhang Guang-ru , Ma Zhan-jun , Shi An-chen , Wang Yan , Song Yu-jun TITLE=Corrigendum: β-Sitosterol and Gemcitabine Exhibit Synergistic Anti-Pancreatic Cancer Activity by Modulating Apoptosis and Inhibiting Epithelial–Mesenchymal Transition by Deactivating Akt/GSK-3β Signaling JOURNAL=Frontiers in Pharmacology VOLUME=11 YEAR=2020 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2020.565535 DOI=10.3389/fphar.2020.565535 ISSN=1663-9812