“CLINICAL AND ANAMNESTIC FEATURES OF THE COURSE OF EXTRAGASTERAL MANIFESTATIONS OF HELICOBACTER PYLORI INFECTION IN GASTRODUODENAL PATHOLOGY IN CHILDREN”. European Journal of Interdisciplinary Research and Development 13 (March 31, 2023): 268–272. Accessed August 1, 2025. https://ejird.journalspark.org/index.php/ejird/article/view/441.