PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Epidemiology Health Policy Public Health Chengxu Long PeerJ Author Summary Epidemiology Health Policy Public Health PeerJ Contributions Articles 1 November 7, 2019 The urban-rural disparity in the prevalence and risk factors of hypertension among the elderly in China—a cross-sectional study Hongxun Song, Da Feng, Ruoxi Wang, Jian Yang, Yuanqing Li, Junliang Gao, Zi Wang, Ziqi Yan, Chengxu Long, Jiawei Zhou, Zhanchun Feng https://doi.org/10.7717/peerj.8015 PubMed 31850155