Detection of serum vitamin D levels of children with developmental language disorder comorbid with attention deficit hyperactivity disorder and its significance

Yanchi ZHANG,Xiaomin ZHANG,Yanbo WANG,Jiutong YUAN,Xiaowei ZHANG,Xiuli WU,Yingwei MA,Yuling TIAN,Liwu WANG,Liwei SUN

Journal of Jilin University(Medicine Edition) . 2023, (2): 492 -500 . DOI: 10.13481/j.1671-587X.20230226