From: Clinicopathological features of HER2 positive metastatic colorectal cancer and survival analysis of anti-HER2 treatment
Group (A)
first-line
N = 3
second-line
N = 16
third-line
N = 9
four-line
N = 5
Combined treatment
CPT-11
2
13
7
3
S1
1
XELOX
CPT-11 + S1
XELIRI
Xeloda
SOX