Risk factors of venous thromboembolism among patients with chronic obstructive pulmonary disease:a meta-analysis
ZHU Xiaomin,LUO Jian,LI Miaomiao,XIE Lin,HU Xia
Chinese Journal of Nursing . 2019, (5): 746 -752 .  DOI: 10.3761/j.issn.0254-1769.2019.05.026