Machine learning-based stratification of mild cognitive impairment in Parkinson's disease: a multicenter cross-sectional analysis. - Yanfang Liu; Meiling Chen; Peng Chen; Xiaohui Lin 016; Sangsang Chen; Chaoning Liu; Donghui Wang; Hongxing Deng; Qinghua Li; Yuan Wu (BMC Medical Informatics Decis. Mak., 2025)