@inbook{1138124090, author={Arthur J. Barsky and David A. Silbersweig and Robert J. Boland}, title={Depression in Medical Illness: Future Directions}, booktitle={Depression in Medical Illness}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2016}, url={neurology.mhmedical.com/content.aspx?aid=1138124090} }