Li, Ziyu
Wu, Xiaolong http://orcid.org/0000-0001-9059-0005
Gao, Xiangyu
Shan, Fei
Ying, Xiangji
Zhang, Yan
Ji, Jiafu http://orcid.org/0000-0001-6878-5543
Article History
Received: 19 August 2020
Revised: 30 October 2020
Accepted: 5 November 2020
First Online: 2 December 2020
Ethics approval and consent to participate
: This study was performed according to the Helsinki Declaration of 1964 and later versions, and was approved by the institutional review board (IRB) of Peking University Cancer Hospital (IRB number: 2019KT05). Patients of PUCH cohort provided written informed consent for the use of patient specimens and clinical data for research purposes. The data for the CIAH cohort contained no unique personal identifiers and were extracted from a publicly accessible database. Hence, patient informed consent was not required.
: Data of the PUCH cohort are not shared, owing to the privacy or ethical restrictions. Data of the CIAH cohort are openly available through the Internet.
: The authors declare no competing interests.
: This study is supported by the Peking University Clinical Scientists Program (BMU2019LCKXJ011), supported by “the Fundamental Research Funds for the Central Universities” to J.J.