Manar Matar, Firas Rinawi, Raanan Shamir, Amit Assa. Hypergammaglobulinemia is a marker of extraintestinal manifestations in pediatric inflammatory bowel disease. Turkish Journal of Gastroenterology [Internet]. 2019 Jul. 25 [cited 2025 Jul. 28];28(2):131-4. Available from: https://tjg.avesjournals.com/index.php/tjg/article/view/3367