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老挝与柬埔寨边境附近的老挝南部孔埠地区有湄公血吸虫病流行。湄公血吸虫的中间宿主是前鳃亚纲的一种小型水生螺——开
There is a prevalence of schistosomiasis in the port area south of Laos, on the border between Laos and Cambodia. The intermediate host of Mekong schistosomiasis is a small aquatic snail-open of the former Epiphytic