Figure 3From: Early surgery versus optimal current step-up practice for chronic pancreatitis (ESCAPE): design and rationale of a randomized trial Flow-diagram of study intervention arms in the ESCAPE-trial. CP: chronic pancreatitis. ERCP: Endoscopic Retrograde Cholangiopancreaticography; ESWL: extracorporeal shock-wave lithotripsy. WHO: World Health Organization.Back to article page