title: In regard to Sher et al.: quantification of mediastinal and hilar lymph node movement using four-dimensional computed tomography scan: implications for radiation treatment planning (Int J Radiat Oncol Biol Phys 2007;69:1402-1408).
authors.forename: Peter
authors.initials: P
authors.lastname: Jenkins
mesh_terms: D003964:Diaphragm; D006801:Humans; D008198:Lymph Nodes / Q000000981:diagnostic imaging*; D008482:Mediastinum / Q000000981:diagnostic imaging; D009068:Movement; D011859:Radiography; D012119:Respiration