Funding for this research was provided by:
Ganzhou Cancer Hospital Science and Technology Plan Project (GZKJB2010103)
Key Research and Development Program of Jiangxi Province (Ganzhou Caijiaozi  No. 8)
Received: 23 March 2021
Accepted: 25 June 2021
First Online: 12 July 2021
: This retrospective chart review study involving human participants was in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. This study received the Ganzhou Cancer Hospital Ethical Committee approval (2018A152).
: Not applicable
: The authors declare that they have no competing interests.