07/03/2018 at 09:09 (GMT) Theo dõi Vietnamhoinhap trên Wolbachia-carrying mosquitoes released to prevent dengue fever in Vietnam mainland VNHNVNHN - Wolbachia-carrying mosquitoes on March 6th were released to prevent the spread of dengue fever in Vinh Luong commune, Nha Trang city. Theo Dangcongsan.vn