[[1] Nobah A, Moftah B, Tomic N, et al. Influence of electron density spatial distribution and X-ray beam quality during CT simulation on dose calculation accuracy. J Appl Clin Med Phys. 2011;12(3):80-89.10.1120/jacmp.v12i3.3432]Open DOISearch in Google Scholar
[[2] Constantinou C, Harrington JC, DeWerd LA. An electron density calibration phantom for CT-based treatment planning computers. Med Phys. 1992;19(2):325-327.10.1118/1.596862]Open DOISearch in Google Scholar
[[3] Inness EK, Moutrie V, Charles PH. The dependence of computed tomography number to relative electron density conversion on phantom geometry and its impact on planned dose. Australas Phys Eng Sci Med. 2014;37(2):385-391.10.1007/s13246-014-0272-y]Open DOISearch in Google Scholar
[[4] Sande EPS, Martinsen ACT, Hole EO, et al. Interphantom and interscanner variations for Hounsfield units–establishment of reference values for HU in a commercial QA phantom. Phys Med Biol. 2010;55(17):5123-5135.10.1088/0031-9155/55/17/015]Open DOISearch in Google Scholar
[[5] Guan H, Yin FF, Kim JH. Accuracy of inhomogeneity correction in photon radiotherapy from CT scans with different settings. Phys Med Biol. 2002;47(17):N223-N231.10.1088/0031-9155/47/17/402]Open DOISearch in Google Scholar