Rukiye VARDAR, Galip ERSÖZ, Zeki KARASU, Ulus S. AKARCA, and Yücel BATUR, “Ursodeoxycholic acid can be used as a steroid-tapering drug in the treatment of autoimmune hepatitis”, Turkish Journal of Gastroenterology, vol. 12, no. 4, pp. 249–252, Jul. 2019.