Erratum to 'Is aortoiliac calcification linked to colorectal anastomotic leakage? A case-control study' [Int. J. Surg. 25 (2016) 123–127]. (February 2016) - Boersema, G.S.A.; Vakalopoulos, K.A.; Kock, M.C.J.M.; van Ooijen, P.M.A.; Havenga, K.; Kleinrensink, G.J.; Jeekel, J.; Lange, J.F.