Turdiev Mashrab Rustamovich, Olimova Aziza Zokirovna. Optimization of Functional Diagnostics of Gastrointestinal Tract Diseases. AJPMHS [Internet]. 2023 Oct. 30 [cited 2024 Jul. 4];1(8):421-7. Available from: http://grnjournal.us/index.php/AJPMHS/article/view/1156