Department of Imaging Sciences of Sun Yat-sen University Cancer Center;
State Key Laboratory of Oncology in South China;
Collaborative Innovation Center for Cancer Medicine;
Guangzhou;
China;
The First Affiliated Hospital of Sun Yat-sen University;
Guangzhou;
China;
Dual-Source; Dual-Energy; Virtual; Monoenergetic; Reconstructions; Computed; Tomography; Esophageal; Cancer;