Yang F, Zhang H, Leng X, Hao F, Wang L
a Department of Ultrasound , The Affiliated Hospital of Qingdao University , Qingdao , China.
b Department of Thyroid Surgery , The Affiliated Hospital of Qingdao University , Qingdao , China.
Br J Biomed Sci. 2018 Jan;75(1):43-45. doi: 10.1080/09674845.2017.1347336. Epub 2017 Sep 22.