Hua Fan, et al. “Effects of Pentasa-Combined Probiotics on the Microflora Structure and Prognosis of Patients With Inflammatory Bowel Disease”. Turkish Journal of Gastroenterology, vol. 30, no. 8, Aug. 2019, pp. 680-5, https://tjg.avesjournals.com/index.php/tjg/article/view/3750.