The Dutch hepato biliary audit: Nationwide implementation and first results. (April 2016) - Busweiler, L.A.D.; Buis, C.I.; den Dulk, M.; de Boer, M.T.; Liem, M.S.L.; Klaase, J.M.; Porte, R.J.; van Hillegersberg, R.; Verhoef, C.; Dejong, C.H.C.; ,