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Table 1 Generation of shells based on the expansions of PTV margins

From: Optimization of dose distributions of target volumes and organs at risk during stereotactic body radiation therapy for pancreatic cancer with dose-limiting auto-shells

 

Distance from each shell to the PTV margin (mm)

1st shell

2nd shell

3rd shell

4th shell

5th shell

6th shell

7th shell

3-shell group

5

15

30

–

–

–

–

5-shell group

2

5

15

30

60

–

–

7-shell group

2

5

10

15

30

60

100

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Radiation Oncology

ISSN: 1748-717X

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