HO CHI MINH CITY, June 2 (Xinhua) — Dengue fever is a big concern in Ho Chi Minh City as the number of severe cases in January-May has been seven times as high as the same period last year, Vietnam News Agency cited local health authorities as saying on Thursday.
Major dengue fever outbreaks are likely to occur, according to Ho Chi Minh City’s Department of Health.
Littering at schools may encourage the