Vietnam dengue situation on a downward trend

Health officials in Vietnam say the dengue fever situation in the country a rapid downward trend in dengue cases is being seen. Since the beginning of the year, the country has recorded over 53,000 dengue fever patients in 54 cities and province including 34 deaths. Dengue fever is an infectious disease carried by mosquitoes and caused by any of four related dengue viruses. This disease used ["]