机构:[1]中南大学公共卫生学院,长沙,410005[2]广州中医药大学第二附属医院、广东省中医院广东省中医院[3]湖南省血吸虫病防治所、WHO湖区血吸虫病防治研究合作中心[4]Department of Epidemiology and Community Medicine,University of Ottawa Faculty of Medicine,Ottawa,Ontario,Canada[5]Molecular Parasitology Laboratory,Australian Centre for International and Tropical Health and Nutrition,Queensland Institute of Medical Research,Brisbane,Qld 4029,Australia