1. A case–control study comparing the incidence of early symptoms in pancreatic and biliary tract cancer. Issue 11 (19th November 2014) Authors: Keane, M G; Horsfall, L; Rait, G; Pereira, S P Journal: BMJ open Issue: Volume 4:Issue 11(2014) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗