title: Adjuvant therapy for colorectal cancer: increasingly complex as patients age.
authors.affiliation: Division of Hematology/Oncology, University of North Carolina at Chapel Hill, Lineberger Comprehensive Cancer Center, Chapel Hill, North Carolina, USA.
authors.forename: Hanna K
authors.initials: HK
authors.lastname: Sanoff
authors.forename: Bert H
authors.initials: BH
authors.lastname: O'Neil