Understanding the contribution of family history to colorectal cancer risk and its clinical implications: A state-of-the-science review. Jan T. Lowery PhD, MPH, Dennis J. Ahnen MD, Paul C. Schroy III MD, MPH, Heather Hampel MS, LGC, Nancy Baxter MD, C. Richard Boland MD, Randall W. Burt MD, Lynn Butterly MD, Megan Doerr MS, LGC, Mary Doroshenk, W. Gregory Feero MD, PhD, Nora Henrikson PhD, MPH, Uri Ladabaum MD, MS, David Lieberman MD, Elizabeth G. McFarland MD, Susan K. Peterson PhD, MPH, Martha Raymond MA, CPN, N. Jewel Samadder MD, MSc, Sapna Syngal MD, MPH, Thomas K. Weber MD, Ann G. Zauber PhD, Robert Smith PhD. Cancer. 3 June 2016. DOI: 10.1002/cncr.30080