“Vitamin A and D Deficiencies in Children and Adolescents in Jiangsu Province, China: Prevalence and Associated Factors”

https://pubmed.ncbi.nlm.nih.gov/38115657

Vitamin A insufficiency and vitamin D deficiency are common among children and adolescents in Jiangsu Province, China, with specific factors such as age, weight, screen time, and mother’s education levels affecting the prevalence.