- A number of dengue fever outbreaks appeared, which Quang Binh controlled to prevent them from spreadingTo proactively control and prevent the outbreak from spreading widely, the Quang Binh health sector coordinates with units to conduct chemical spraying, environmental sanitation and propaganda to raise people’s awareness.Doctor Do Quoc Tiep, Director of the Center for Disease Control (CDC) Quang Binh , said that after recording a number of small dengue outbreaks in… Read more: A number of dengue fever outbreaks appeared, which Quang Binh controlled to prevent them from spreading