Sentence examples for regular dengue from inspiring English sources

To the Editor: Since the 1970s, regular dengue epidemics have caused considerable illness in the Pacific region (1 ).

Most (85%) of the population in Singapore dwells in high-rise apartments. 1 This population faces regular outbreaks of dengue because of its high level of urbanization, high population density, low herd immunity, intense travel pattern, presence of Aedes vectors 2 and possibly natural adaptation/selection of dengue viruses (DENVs) under the pressure of small populations of Aedes mosquitoes.

There are regular outbreaks of typhoid and dengue fever on the island, culling children and the elderly first.

Thailand instituted infrastructural modifications that integrated dengue control into regular healthcare practices at the local level.

Given that temperature and precipitation in Singapore are conducive for increasing vector population size, biting, and infective rate and that silent transmission may occur in community, strong health policies that support active dengue surveillance and regular breeding source reduction exercises are vital for effectiveness and sustainability of dengue prevention efforts.

Phylogenetic studies have shown regular extinction of strains of dengue viruses in single locations and emergence of new strains (16, 17 ), and it has been suggested that the appearance of more fit or more pathogenic viruses may occur as a result of immunologic selection during periods of intense transmission during outbreaks (18 ).

Thereafter in the 1980s and 1990s, dengue transmission intensified with regular epidemics every 3 5 years in hyperendemic areas [5].

Over the past 2 decades, the epidemiology of dengue has changed and regular epidemics of DF and DHF have been reported in Sri Lanka, India, the Maldive Islands, Bangladesh, and Pakistan (8, 19 – 23 ).

Currently, a chemical lure is under development to replace the hay infusion water to enable its wide and regular use by the community to prevent dengue transmission.

13 This negatively impacts attempts to draw a comprehensive picture of the epidemiology of dengue in the region and establish regular surveillance, outbreak monitoring, and relevant prevention and control activities.

Although Singapore has an intensive dengue control program, dengue remains endemic with regular outbreaks.