Tsimmerman, Y. S., and L. G. Vologzhanina. “Gastroesophageal Reflux Disease: Current State of the Problem and Prospects”. Herald of Pancreatic Club 40, no. 3 (September 6, 2018): 50-61. Accessed June 24, 2026. https://vkp.org.ua/index.php/journal/article/view/115.