Kagan A.V., St. Petersburg State I.P. Pavlov Medical University 6/8, Lva Tolstogo Str., Saint Petersburg, Russian Federation, 197022 Том 18, № 5 (2015) Modern approaches to the diagnosis of gastroesophageal reflux disease in children Аннотация ISSN: 1560-9561 (Print)ISSN: (Online)