@inbook{1177207428, author={Nancy S. Yunker}, editor={Schwinghammer, Terry L. and Koehler, Julia M. and Borchert, Jill S. and Slain, Douglas and Park, Sharon K.}, title={Ulcerative Colitis: Seriously? Four Times a Day? Level I}, booktitle={Pharmacotherapy Casebook: A Patient-Focused Approach, 11e}, publisher={McGraw Hill}, address={New York, NY}, year={2020}, url={accesspharmacy.mhmedical.com/content.aspx?aid=1177207428} }