@inbook{1194458702,
author={Dan L. Longo},
editor={Kasper, Dennis},
title={Role of Circulating Tumor DNA in Guiding Adjuvant Therapy in Colon Cancer},
booktitle={Harrison's Online Updates},
publisher={McGraw-Hill Education},
address={New York, NY},
year={2016},
url={accesspharmacy.mhmedical.com/updatesContent.aspx?gbosid=598409}
}