Li Xiao, Yan Qin, Youli Wen, Xiaocong Guo, Yingqi Wang, Yinghui Wang, Zilin Wang. Explainable Machine Learning Model Based on Routine Admission Laboratory Tests for Predicting New-Onset Hypoalbuminemia in Hospitalized Older Patients with Acute Exacerbation of COPD. Clinical Interventions in Aging 2026; doi: 10.2147/CIA.S604454