Rassam, F., Roos, E., van Lienden, K., van Hooft, J., Klümpen, H., van Tienhoven, G., … van Gulik, T. (2018). Modern work-up and extended resection in perihilar cholangiocarcinoma: the AMC experience. Langenbeck’s Archives of Surgery. https://doi.org/10.1007/s00423-018-1649-2 (Original work published 2018)