Negative predictive value of drain amylase concentration for development of pancreatic fistula after pancreaticoduodenectomy. (April 2016) - Zelga, P.J.; Ali, J.; Brais, R.; Harper, S.J.F.; Liau, S.-S.; Huguet, E.L.; Jamieson, N.V.; Preseedom, R.K.; Jah, A.