Ahmet GÜRER (2019) “Upper gastrointestinal bleeding caused by simultaneous dieulafoy’s lesion and pre-pyloric peptic ulceration”, Turkish Journal of Gastroenterology, 16(3), pp. 178–179. Available at: https://tjg.avesjournals.com/index.php/tjg/article/view/1988 (Accessed: 6 September 2025).