老年人营养风险指数预测住院慢性心力衰竭患者的预后研究
李文静,李树仁,孙明超,申泽雪,罗飞,郝潇,荀丽颖
Prognostic Value of Geriatric Nutritional Risk Index in Patients with Chronic Heart Failure 
LI Wenjing1,2,LI Shuren2*,SUN Mingchao3,SHEN Zexue4,LUO Fei3,HAO Xiao2,XUN Liying2
中国全科医学 . 2021, (23): 2955 -2961 .  DOI: 10.12114/j.issn.1007-9572.2021.00.541