1893. Defining Enhanced Recovery In Peri-Hilar Cholangiocarcinoma Resection. Issue 11 (November 2018) - Quinn, Leonard; Mann, Kulbir; Malik, Abdullah; Bird, Nicholas; Jones, Robert; Dunne, Declan; Stremitzer, Stefan; Lacasia-Purroy, Carmen; Poston, Graeme; Fenwick, Stephen; Malik, Hassan