Clinicopathological and prognostic significance of PD-L1 expression in colorectal cancer: a systematic review and meta-analysis

Abstract Objective To analyze the prognostic value of programmed death factor ligand 1 (PD-L1) in colorectal cancer. Methods Electronic databases, such as PubMed, Web of Science, Embase, and Cochrane library, were searched to identify studies evaluating the PD-L1 expression and overall survival (OS)...

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Bibliographic Details
Main Authors: Zefeng Shen, Lihu Gu, Danyi Mao, Manman Chen, Rongjia Jin
Format: Article
Language:English
Published: BMC 2019-01-01
Series:World Journal of Surgical Oncology
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12957-018-1544-x