Conservative treatment of caustic oesophageal injuries in children: 15 years of experience in a tertiary care paediatric centre - Povilavičius, Jonas; Samalavičius, Narimantas; Verkauskas, Gilvydas; Trainavičius, Kęstutis; Povilavičienė, Milda (Gastroenterology Review/Przegląd Gastroenterologiczny, 2019)