老年人衰弱与睡眠障碍的关联探究
王宇宸,马腾,蒋晓燕,李淑娟,王笑峰
Association between Frailty and Sleep Disturbances in the Elderly 
WANG Yuchen,MA Teng,JIANG Xiaoyan,LI Shujuan,WANG Xiaofeng
中国全科医学 . 2019, (15): 1766 -1771 .  DOI: 10.12114/j.issn.1007-9572.2019.00.113