Value of a Combination of Ultrasound Examinations in Preoperative Diagnosis of Neck Lymph Node Metastasis in Papillary Thyroid Cancer 
FANG Chao,WU Tingting,ZHOU Yingying,XUE Jun,YANG Weiwei
Chinese General Practice . 2019, (24): 3000 -3004 .  DOI: 10.12114/j.issn.1007-9572.2018.00.428