Data for: Comparison of retroauricular and small transcervical approaches for endoscopic-assisted selective neck dissection: a cadaveric study

This data contains data from the cadaver experiment. 1. lymph node count from endoscopic assisted selective neck dissection from unilateral neck 2. Elapsed time for preparation (which includes establishing working space) and endoscopic assisted selective neck dissection本数据集包含尸体实验（cadaver experiment）相关数据。1. 单侧颈部（unilateral neck）内镜辅助选择性颈清扫术（endoscopic assisted selective neck dissection）所得的淋巴结计数（lymph node count）结果；2. 包含建立操作空间环节在内的术前准备，与内镜辅助选择性颈清扫术的总耗时。