Departments of Radiology;
Affiliated Hospital of Chengde Medical College;
Chengde;
China;
Departments of Oncology;
Affiliated Hospital of Chengde Medical College;
Chengde;
China;
Departments of Pharmacy;
Affiliated Hospital of Chengde Medical College;
Chengde;
China;
Shoulder Joint; Magnetic Resonance Imaging; Field Strength; Diagnostic Value;