title: Performance Status-Based Oncology Practice Guidelines: Easier Said Than Done.
authors.affiliation: Harold C. Simmons Comprehensive Cancer Center, University of Texas Southwestern Medical Center, Dallas, TX david.gerber@utsouthwestern.edu.
authors.forename: David E
authors.initials: DE
authors.lastname: Gerber
mesh_terms: D008495:Medical Oncology; D017410:Practice Guidelines as Topic; D012955:Societies, Medical