Injectable pH-Responsive Hydrogel Adapted to Gingival Crevicular Fluid Microenvironment for Periodontitis Therapy - Xia, Zhongming; Zhao, Bin; Xiang, Jie; Xu, Ke; Luo, Kun; Yu, Lei-Xiao; Yang, Ke-Ke; Wang, Yu-Zhong (ACS Applied Materials & Interfaces, 2025)