Clinical advances in nasopharyngeal carcinoma surgery and a video demonstration Xi Ding, You-Ping Liu, Yi-Jun Hua, Xiong Zou, Zhi-Qiang Wang, Yu-Long Xie and Ming-Yuan Chen Vis Cancer Med, 2 (2021) 2 Published online: 22 April 2021 DOI: 10.1051/vcm/2021001