@inbook{1177999785, author={Darwin L. Conwell and Peter A. Banks and Norton J. Greenberger}, editor={Jameson, J. Larry and Fauci, Anthony S. and Kasper, Dennis L. and Hauser, Stephen L. and Longo, Dan L. and Loscalzo, Joseph}, title={Chronic Pancreatitis and Pancreatic Exocrine Insufficiency}, booktitle={Harrison's Principles of Internal Medicine, 20e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2018}, url={accessmedicine.mhmedical.com/content.aspx?aid=1177999785} }