J Med Phys Close
 

Figure 1: Position of measurement holds in CIRS phantom. Plugs number 1, 2, 3, 4, and 5 are tissue equivalent materials; plugs number 6, 7, 8, and 9 are lung substitute materials and plug number 10 is bone substitute material[18]

Figure 1: Position of measurement holds in CIRS phantom. Plugs number 1, 2, 3, 4, and 5 are tissue equivalent materials; plugs number 6, 7, 8, and 9 are lung substitute materials and plug number 10 is bone substitute material<sup>[18]</sup>