1. Fudan University School of Public Health Department of Epidemiology, , Building 8, 130 Dong'an Road, Shanghai 200032 , China
2. Key Laboratory of Public Health Safety, Fudan University, Ministry of Education , Building 8, 130 Dong'an Road, Shanghai 200032 , China
3. Fudan University Center for Tropical Disease Research , Building 8, 130 Dong'an Road, Shanghai 200032 , China
4. Hunan Institute for Schistosomiasis Control Department of Prevention and Control, , Jin'e Middle Road, Yueyang, Hunan 414021 , China
5. Department of Epidemiology, Fudan University School of Public Health , Building 8, 130 Dong'an Road, Shanghai 200032 , China