Institution: | 1.Department of Aesthetic Surgery, Affiliated Hospital of Hebei University of Engineering, Handan, Hebei, China;2.Department of Stomatology, Handan First Hospital, Handan, Hebei, China;3.Department of Radiology, Affiliated Hospital of Hebei University of Engineering, Handan, Hebei, China;4.Department of Radiotherapy, Affiliated Hospital of Hebei University of Engineering, Handan, Hebei, China |