@inbook{1177889720, author={Eric Shamus and Debra Stern and William F. McGehee and Kara Gainer}, title={CMS Form 1500 with instructions}, booktitle={Communicating Clinical Decision-Making Through Documentation: Coding, Payment, and Patient Categorization}, publisher={McGraw Hill}, address={New York, NY}, year={2021}, url={accessphysiotherapy.mhmedical.com/content.aspx?aid=1177889720} }