1. State Key Laboratory of Pathogenesis, Prevention and Treatment of High Incidence Diseases in Central Asia, Xinjiang Medical University, Urumqi, Xinjiang Uyghur Autonomous Region 830054, P.R. China
2. College of Nursing, Xinjiang Medical University, Urumqi, Xinjiang Uyghur Autonomous Region 830054, P.R. China
3. Department of Child, Adolescent and Maternal Hygiene, College of Public Health, Xinjiang Medical University, Urumqi, Xinjiang Uyghur Autonomous Region 830000, P.R. China
4. Department of Child, Adolescent and Maternal Hygiene, College of Public Health, Xinjiang Medical University, Urumqi, Xinjiang Uyghur Autonomous Region 830000, P.R. China
5. Postdoctoral Research Center on Public Health and Preventive Medicine, Xinjiang Medical University, Urumqi, Xinjiang Uyghur Autonomous Region 830054, P.R. China