@inbook{1170882789, author={Heather G. Lyu and Douglas Smink}, editor={Doherty, Gerard M.}, title={Stomach & Duodenum}, booktitle={Current Diagnosis & Treatment: Surgery, 15e}, publisher={McGraw Hill}, address={New York, NY}, year={2020}, url={accessmedicine.mhmedical.com/content.aspx?aid=1170882789} }