Correction: Duhuo Jisheng Decoction regulates intracellular zinc homeostasis by enhancing autophagy via PTEN/Akt/mTOR pathway to improve knee cartilage degeneration

• Ye-Hui Wang, 
• Yi Zhou, 
• Xiang Gao, 
• Sheng Sun, 
• Yi-Zhou Xie, 
• You-Peng Hu, 
• Yang Fu, 
• Xiao-Hong Fan, 
• Quan Xie