7,901
Participants
Start Date
October 1, 2015
Primary Completion Date
February 2, 2017
Study Completion Date
February 2, 2017
danyang county CDC, Zhenjiang
wujin district CDC, Changzhou
tongshan district CDC, Xuzhou
ganyu district CDC, Lianyungang
lianshui county CDC, Huaian
gaogang district CDC, Taizhou
Jiangsu Province Centers for Disease Control and Prevention
NETWORK