Funding for this research was provided by:
2021 Key clinical Specialty Program of Beijing, Beijing Municipal Key Clinical Specialty Excellence Program
Clinical and Translational Research Project of Chinese Academy of Medical Sciences (2019XK320028)
National Natural Science Foundation of China (81901742, 91859119)
National Public Welfare Basic Scientific Research Project of Chinese Academy of Medical Sciences (2019PT320008, 2018PT32003)
National High Level Hospital Clinical Research Funding (2022-PUMCH-A-033, 2022-PUMCH-A-035)
Chinese Academy of Medical Sciences innovation fund for medical sciences (CIFMS 2021-I2M-C&T-B-022)
Received: 10 April 2022
Accepted: 16 September 2022
First Online: 8 October 2022
: This prospective study received ethical approval from the Medical Ethics Committee of Beijing Union Medical College Hospital (HS-2427). Written informed consent of receiving both low-dose and ultra-low-dose abdominal CT was received from each enrolled patient.
: The authors consent to the publication of this work.
: Two authors (Min Xu and Jing Yan) are Canon Medical employees. All the other authors declare no relationships with any companies, whose products or services may be related to the subject matter of the article.