Atasoy, Halil, and Vehbi Urcar. “Gastrointestinal System Involvement Characteristics in Covid -19 Patients”. Journal of the Pakistan Medical Association 75, no. 02 (January 26, 2025): 224–231. Accessed March 28, 2025. https://mail.jpma.org.pk/index.php/public_html/article/view/11349.