“Watch-and-Wait” or “Lost to Follow-Up”? Adherence to Nonoperative Management of Rectal Cancer

Merrill Rubens, Oluseye Oduyale, Ahmed Eltahir, Hyun Kim, Kerri A. Ohman, Paul E. Wise, Steven R. Hunt, Matthew L. Silviera, Matthew G. Mutch, Sean C. Glasgow, Radhika Smith, William C. Chapman