1.
Шекера ОГ, Мельник ДВ. The prevalence of diseases among children digestive and peptic ulcer disease duodenum – urgent problem of family medicine. FMEP [Internet]. 2017Jan.17 [cited 2024Nov.21];(1(69):16-20. Available from: https://family-medicine.com.ua/2412-8708/article/view/102949