From: Re-irradiation for oligo-recurrence from esophageal cancer with radiotherapy history: a multi-institutional study
Author
Year
No.
Method
3-year OS
Nakamura [6]
2008
22
CRT
24%
Maruyama [7]
2011
23
RT or CRT
31%
Jingu [8]
2012
30
38.4%
Bao [9]
2013
83
51.8%
Current study
2017
33
17.8%