1. The effect of cholecalciferol subsidies on the level of pro-inflammatory cytokines in children with bronchial asthma
   S. V. Dolbnya et al, 2024, Meditsinskiy sovet = Medical Council CrossRef
2. Impact of Vitamin D Supplementation on Clinical Outcomes in Children with Asthma
   Yan Wang et al, 2023, International Journal of Pharmacology CrossRef