The recommendations are based on expert panel systematic review of the literature from 2002 to 2015. A total of nine randomized controlled trials met criteria for the review. The ASCO panel was co-chaired by Dr. Khorana and Matthew H. G. Katz, MD, of The University of Texas MD Anderson Cancer Center. Key recommendations are provided here, followed by notation of the type, quality, and strength of evidence. Read more . . .