Ibragimovna, K. O. “Algorithm for the Implementation of Manometry and Ph-Impedansometry in the Management of Patients With Refractory Gastroesophageal Reflux Disease”. American Journal of Pediatric Medicine and Health Sciences (2993-2149), vol. 2, no. 6, June 2024, pp. 8-13, http://grnjournal.us/index.php/AJPMHS/article/view/5087.