@inbook{1150989159, author={S Scott Sutton}, editor={Sutton, S. Scott}, title={Compound sterile and nonsterile products, considering identifying the presence of, and the cause of, product incompatibilities or degradation and methods for achieving stability}, booktitle={NAPLEX® Online Question Bank}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2017}, url={accesspharmacy.mhmedical.com/content.aspx?aid=1150989159} }