Schepers NJ, Hallensleben NDL, Besselink MG, Anten MGF, et al. Urgent endoscopic retrograde cholangiopancreatography with sphincterotomy versus
conservative treatment in predicted severe acute gallstone pancreatitis (APEC): a
multicentre randomised controlled trial. Lancet 2020;396:167-176.
PMID: 32682482