title: To cannulate or not to cannulate.
mesh_terms: D000681:Amylases / Q000097:blood; D002404:Catheterization / Q000295:instrumentation; D003365:Costs and Cost Analysis; D005336:Fiber Optic Technology; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006801:Humans; D010190:Pancreatic Neoplasms / Q000175:diagnosis; D010195:Pancreatitis / Q000175:diagnosis
chemical_list: D000681:Amylases