Radiation dose reduction at multi-slice spiral CT venography of lower limb with a low-tube voltage technique
 
HU Kai1， ZHAO Jun-lu2， HE Li2， WU Dong-xue2， LIU Zhai2*
Journal of Hebei Medical University . 2019, (11): 1309 -1311,1316 .  DOI: 10.3969/j.issn.1007-3205.2019.11.015