Value of Vitamin D3 for the Identification of Cognitive Impairment in Elderly Patients with Hypertension 
GENG Shasha,JIANG Hua,GE Jianli,LI Qingqing,NIU Xianping,LIU Yue
Chinese General Practice . 2018, (34): 4222 -4226 .  DOI: 10.12114/j.issn.1007-9572.2018.34.012