Emine Büküm, Ayşe Oğuz Ayarcı and Kadir Güler (2023) “Are Gastrointestinal Symptoms Important in Patients with COVID-19?”, Turkish Journal of Gastroenterology, 34(3), pp. 203–210. Available at: https://tjg.avesjournals.com/index.php/tjg/article/view/4400 (Accessed: 5 July 2025).