Hlohush, Iryna, and Olena Okhotnikova. “Allergic Rhinitis in Preschool Children: Clinical and Allergological Characteristics and Comorbidity”. Actual problems of modern medicine, no. 8 (December 29, 2021). Accessed December 5, 2025. https://periodicals.karazin.ua/apmm/article/view/18209.