2Watanabe Y, Akimitsu T, Hirokawa Y, et al. Evaluation of dose delivery accuracy of Gamma Knife by polymer gel dosimetry [ Jl-J Appl C lin Med Phys,2005,6 (3) : 133-142, D OI : 10.1120/jacmp. 2025.25343.
4IAEA 277. Absorbed dose determination in photon and electron beams: an international code of practice [M]. Michigan: International Atomic Energy Agency, 1997.
5Heck B,Jess-Hempen A, Kreiner HJ,et al. Accuracy and stability of positioning in radiosurgery :long term results of the Gamma Knife system [ J ] .Med Phys, 2007,34 (4) : 1487-1495. DOI : 10.1 118/1. 2710949.
6Wilcox EE, Daskalov GM. Evaluation of GAFCHROMIC EBT film for CyberKnife dosimetry [ J ]. Med Phys, 2007,34 ( 6 ) : 1967-1974.DOI : 10.1 118/1.2734384.
7Aldelaijan S, Devic S, Mohammed H, et al. Evaluation of EBT-2 model GAFCHROMICTM film performance in water [J]. Med Phys,2010,37(7) :3687-3693.DOI:10.1 118/1.3455713.
8AndrOs C,del Castillo A,Tortosa R, et al. A comprehensive study of the Gafchromic EBT2 radiochromic film, A comparison with EBT [J].Med Phys, 2010, 37 (12) : 6271-6278. DOI: 10. 1 118/1. 3512792.
9TG Report 69. Radiographic film for megavoltage beam dosimetry [ J ].Med Phys, 2007,34 (6) : 2239-2240.
10Goetsch SJ, Murphy BD, Schmidt R, et al. Physics of rotating gamma systems for stereotactic radiosurgery [ J ] .Int J Radiat Oncol Biol Phys, 1999,43 (3) :689-696.DOI : 10.1016/S0360-3016( 98 ) 00428-3.
