1. Department of Obstetrics and Gynaecology, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China
2. Department of Hematology, The Second Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China
3. Department of Cardiology, The Second Affiliated Hospital of Southwest Medical University, Lu Zhou, Sichuan, China
4. Department of Ultrasound, No.4 West China Teaching Hospital, Sichuan University, Chengdu, China
5. Department of Oral and Maxillofacial Surgery, Department of Evidence-based Dentistry, West China Hospital of Stomatology, State Key Laboratory of Oral Diseases, Sichuan University, Chengdu, China
6. Department of Stomatology, Affiliated Hospital of North Sichuan Medical College, Nanchong, Sichuan, China
7. Department of Head and Neck Oncology, Department of Evidence-based Dentistry, West China Hospital of Stomatology, State Key Laboratory of Oral Diseases, Sichuan University, Chengdu, China