Taghavi, S. A., Majd, S. K., Sianati, M., & Sepehrimanesh, M. (2016). Prevalence of IgG-4-associated cholangiopathy based on serum IgG-4 levels in patients with primary sclerosing cholangitis and its relationship with inflammatory bowel disease. Turkish Journal of Gastroenterology, 27(6), 547–552. https://doi.org/10.5152/tjg.2016.16344