@inbook{1186963527, author={Sandra L. Kaplan}, title={Identifying a Rationale for the Study}, booktitle={Outcome Measurement and Management: First Steps for the Practicing Clinician}, publisher={F. A. Davis Company}, address={New York, NY}, year={2007}, url={fadavisat.mhmedical.com/content.aspx?aid=1186963527} }