title: In regards to Dr. Redmond et al. (Int J Radiat Oncol Biol Phys 2009;75:1605-1612).
authors.forename: R Alfredo
authors.initials: RA
authors.lastname: Siochi
mesh_terms: D003964:Diaphragm / Q000000981:diagnostic imaging; D056973:Four-Dimensional Computed Tomography; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging* / Q000473:pathology / Q000532:radiotherapy*; D009068:Movement; D012119:Respiration; D047368:Tumor Burden; D014989:Xiphoid Bone / Q000000981:diagnostic imaging