Relationship between systemic immune inflammation index and vitamin D in patients with type 2 diabetes based on restricted cubic spline
Min ZHAO,Zhiwen LI,Chenglong HUANG,Xiaoju SHEN,Guangming HUANG
The Journal of Practical Medicine . 2025, (15): 2393 -2397 .  DOI: 10.3969/j.issn.1006-5725.2025.15.015