Funding for this research was provided by:
LIAONING Science & Technology Project (2017225012)
LIAONING Science Natural Science Foundation (2019-MS-373)
345 Talent Project
Article History
Received: 9 September 2020
Accepted: 6 July 2021
First Online: 28 July 2021
Declarations
:
: This is a retrospective observational study. Our hospital Ethics Committee has confirmed that no ethical approval is required. For this type of retrospective study in PET imaging, formal consent was not required.
: The Consent for Publication in this retrospective study was not applicable.
: The authors declare that they have no conflict of interest.