@inbook{1148676458, author={Kenneth J. Ryan}, title={Rickettsia, Ehrlichia, Anaplasma, and Bartonella}, booktitle={Sherris Medical Microbiology, 7e}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2017}, url={accessmedicine.mhmedical.com/content.aspx?aid=1148676458} }