@inbook{1180749286, author={Ginge Kettenbach and Sarah L. Schlomer and Jill FitzGerald}, title={The Medicare Therapy Cap, KX Modifiers, and Functional Limitations Reporting (G-Codes)}, booktitle={Writing Patient/Client Notes}, publisher={F. A. Davis Company}, address={New York, NY}, year={2016}, url={fadavispt.mhmedical.com/content.aspx?aid=1180749286} }