@inbook{1184194475, author={Craig D. Newgard and Roger J. Lewis}, editor={Livingston, Edward H. and Lewis, Roger J.}, title={Missing Data: How to Best Account for What Is Not Known}, booktitle={JAMA Guide to Statistics and Methods}, publisher={McGraw-Hill Education}, address={New York, NY}, year={2019}, url={jamaevidence.mhmedical.com/content.aspx?aid=1184194475} }