Correction to: BMC Cancer 21, 1329 (2021)

https://doi.org/10.1186/s12885-021-09049-z

Following publication of the original article [1], the authors noticed that the funding statement was missing. The funding statement is supplied below:

This research was supported by the Pre-research Grant for National Natural Science Foundation of China from North Sichuan Medical College (CBY19-YZ08 to Y. Liu), Clinical and Basic Research Overlapping Fusion Foundation of China from Affiliated Hospital of North Sichuan Medical College (2021LC010 to Y. Liu).