Frailty and Post-stroke Depression in Elderly Patients with Acute Ischemic Stroke 
SHANG Xiaofeng,ZHANG Ying,LI Hong,WANG Su,RAN Xiurong,WANG Tan
Chinese General Practice . 2020, (30): 3834 -3838 .  DOI: 10.12114/j.issn.1007-9572.2020.00.462