Body mass index, waist-to-hip ratio and cognitive function among Chinese elderly: a cross-sectional study
Tao Zhang, Rui Yan, Qifeng Chen, Xuhua Ying, Yujia Zhai, Fudong Li, Xinyi Wang, Fan He, Chiyu Ye, Junfen Lin
BMJ Open Oct 2018, 8 (10) e022055; DOI: 10.1136/bmjopen-2018-022055