Dose-response association of sleep quality with anxiety symptoms in Chinese rural population: the Henan rural cohort.
Jiali ShenHaiqing ZhangYan WangTanko AbdulaiMiaomiao NiuZhicheng LuoYikang WangRuiying LiFang WangChongjian WangZhenxing MaoPublished in: BMC public health (2020)
The trial was prospectively registered on July 6, 2015 and available online at ClinicalTrials.gov ID: ChiCTR-OOC-15006699 .