Aabakken, L., Karlsen, TH., Albert, J., Arvanitakis, M., Chazouilleres, O., Dumonceau, JM., Färkkilä, M.
, Fickert, P., Hirschfield, GM., Laghi, A., Marzioni, M., Fernandez, M., Pereira, SP., Pohl, J., Poley, JW., Ponsioen, CY., Schramm, C., Swahn, F., Tringali, A., & Hassan, C. (2017).
Role of endoscopy in primary sclerosing cholangitis: European Society of Gastrointestinal Endoscopy (ESGE) and European Association for the Study of the Liver (EASL) Clinical Guideline. Endoscopy.
https://doi.org/10.1055/s-0043-107029