Elif Sarıtaş Yüksel, Serkan İpek, Firdevs Topal, Gonca Koç, Zehra Akpınar, James C. Slaughter, Orhan Oyar, and Belkıs Ünsal. 2019. “Assessment of Presence and Grade of Activity in Ileal Crohn’s Disease”. Turkish Journal of Gastroenterology 25 (3):264-70. https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/2953.