Yang Jiping, Cheng Juanjuan, Zhong Yuxi, Li Haoxu.
Absence of right external jugular vein and variation of homolateral cephalic vein: one case report[J]. Chinese Journal of Clinical Anatomy. 2021, 39(5): 523 https://doi.org/10.13418/j.issn.1001-165x.2021.05.026