Received: 11 April 2022
Accepted: 26 September 2022
First Online: 28 October 2022
: Study methods and results did not involve the use of nonhuman animals.This study was approved by the Ethics Committee of the National Cancer Center/Cancer Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College (approval number: 14–057/ 847), and was conducted in accordance with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. All participants provided written informed consent.
: Not applicable.
: L.X., W.G. and Y.W. are employees of Sinocelltech Ltd., Beijing, China. The other authors have no competing interests to declare.