1. Cannulation of the papilla of Vater by endoscopy and retrograde cholangiopancreatography (ERCP);Cotton, P.B.;Gut,1972
2. Endoscopic pancreatography in management of relapsing acute pancreatitis;Cotton, P.B.; Beales, J.S.M.;British Medical Journal,1974
3. Cannulation of papilla of Vater via fiber-duodenoscope. Assessment of retrograde cholangiopancreatography in 60 patients;Cotton, P.B.; Salmon, P.R.; Blumgart, L.H.; Burwood, R.J.; Davies, G.T.; Lawrie, B.W.; Pierce, J.W.; Read, A.E.;Lancet,1972
4. Cytodiagnosis of pancreatic malignant tumors by aspiration, under direct vision, using a duodenal fiberscope;Endo, Y.; Morii, T.; Tamura, H.; Okuda, S.;Gastroenterology,1974
5. Degenerating cells in bile-stained gastric aspirates;Gibbs, D.D.;Acta Cytologica,1963