Peripherally inserted central catheters and centralvenous catheters related vein thrombosis: a metaanalysis
Wu Yuhuai1a， Liu Jianwei2， Liu Jianping1b， Yang Yaopeng1c
Clinical Focus . 2017, (2): 167 -171 .  DOI: 10.3969/j.issn.1004-583X.2017.02.012