RT Journal Article SR Electronic T1 Single-cell RNA sequencing reveals spatial heterogeneity and immune evasion of circulating tumor cells JF Cancer Biology & Medicine JO Cancer Biol Med FD China Anti-Cancer Association SP 934 OP 936 DO 10.20892/j.issn.2095-3941.2021.0466 VO 18 IS 4 A1 Yunfan Sun A1 Jian Zhou A1 Jia Fan A1 Xinrong Yang YR 2021 UL http://www.cancerbiomed.org/content/18/4/934.abstract AB