In this task, you are given one English sentence. The major part of the sentences talk about health-related topics, but some of the them describe an organization and its activities. Your job is to translate the given sentences into Swedish.

[EX Q]: basic epidemiology concepts, principles of surveillance, outbreak investigation and analytical epidemiological methods.
[EX A]: grundläggande epidemiologiska begrepp, övervakningsprinciper, utbrottsutredning och analytiska epidemiologiska metoder.

[EX Q]: The contract duration is for full time employment and is generally 6 to 24 months (to be agreed between the current employer and ECDC).
[EX A]: De kontrakteras för heltidsarbete och stannar i regel 6 till 24 månader (enligt överenskommelse mellan den nationella arbetsgivaren och ECDC).

[EX Q]: There are 4 different dengue types, and infection with one type gives little immune protection against the other types.
[EX A]:
Det finns fyra olika typer av denguefeber, och infektion med en typ ger ett mycket begränsat immunitetsskydd mot de övriga typerna.