@inbook{1148676506,
author={Kenneth J. Ryan},
title={Dental and Periodontal Infections},
booktitle={Sherris Medical Microbiology, 7e},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2017},
url={accessbiomedicalscience.mhmedical.com/content.aspx?aid=1148676506}
}