Correlation between the white blood cell/platelet ratio and 28-day all-cause mortality in cardiac arrest patients: a retrospective cohort study based on machine learning - Huang, Huai; Ren, Guangqin; Sun, Shanghui; Li, Zhi; Zheng, Yongtian; Dong, Lijuan; Zhu, Shaoliang; Zhu, Xiaosheng; Jiang, Wenyu (Frontiers in Pharmacology, 2025)