Shuang Zhang, Si-Yu Liu, Qiong Wang, Ya-Xi Suo, Yue-Qin Zhang, Chuan-Yu Hu, Long Xie. "Temporal trends and health inequalities in global, regional, and national years lived with disability of severe periodontitis from 1990 to 2021." PLoS ONE, 2026. doi:10.1371/journal.pone.0337994