Four hepatic arteries and the variation of the origin and course of cystic arteries:one case report 
ZHANG Jia-ang,DONG Man,YIN Chu-fan,ZHANG Da,BO Zhi-hao,FENG Chen,MA Hui-hui
Chinese Journal Of Clinical Anatomy . 2018, (5): 585 .  DOI: 10.13418/j.issn.1001-165x.2018.05.026