1.
Eltayeb S, Aljaghber H, Al Assaf O, Al Hawai A, Banama M. A case series on upper GI bleeding among patients admitted with COVID-19 infection. Health Informatics Journal [Internet]. 2022 Aug. 4 [cited 2026 Jul. 11];16(2). Available from: https://jhidc.org/index.php/jhidc/article/view/373