Шекера, О. Г., Яблонський, П. М. and Мельник, Д. В. (2017) “Determination of frequency dispensary examinations of school-age children with peptic ulcer disease of the duodenum with the help of a formalized model”, Family medicine, (2(70), pp. 12–16. doi: 10.30841/2307-5112.2(70).2017.114692.