title: In Reply to Chuba and Aref.
authors.affiliation: Department of Radiation Oncology, Taussig Cancer Institute, Cleveland Clinic, Cleveland, Ohio.
authors.forename: Chirag
authors.initials: C
authors.lastname: Shah
authors.affiliation: 21st Century Oncology, Michigan Healthcare Professionals, Farmington Hills, Michigan.
authors.forename: Frank
authors.initials: F
authors.lastname: Vicini