Zhu Sui, Xia Lan, Yu Shicheng, Chen Saobing, Zhang Juying
Department of Epidemiology and Biostatistics, West China School of Public Health, Sichuan University, Sichuan, 610044, China.
Sichuan Provincial Center for Disease Control and Prevention, Chengdu, P.R. China.
Sci Rep. 2018 Jan 24;8(1):1746. doi: 10.1038/s41598-018-19650-1.
A correction to this article has been published and is linked from the HTML version of this paper. The error has been fixed in the paper.
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