Kovalchuk , T., Boyarchuk , O. and Bogai , S. 2023. XGBoost machine learning algorithm for differential diagnosis of pediatric syncope. The Journal of V. N. Karazin Kharkiv National University, series "Medicine". 47 (Nov. 2023), 33-46. DOI:https://doi.org/10.26565/2313-6693-2023-47-04.