Yaqing Zhang, Haiping Ma, Rui Wang, Li Li, Qingwei Kong, Cuiping Hao, Ying Zhang, Jinfeng Li. "Correlation between baseline anion gap and early acute kidney injury in patients with acute pancreatitis in the intensive care unit: A single-center retrospective cohort study." PLoS ONE, 2025. doi:10.1371/journal.pone.0315386