Soysal, Tuba, Fatih Ermis, and Handan Ankarali. “α-Galactosidase Levels in Irritable Bowel Syndrome Subtypes and Quality of Life of Patients”. Annals of Medical Research 28, no. 10 (October 20, 2021): 1881–1886. Accessed May 3, 2024. http://www.annalsmedres.org/index.php/aomr/article/view/3944.