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.

[Q]: Polio is caused by polioviruses, classified into types 1, 2 and 3. Humans are the only reservoir of infection:
[A]: Polio orskas av poliovirus, som klassificeras i typerna 1, 2 och 3. Människor är den enda reservoaren för infektion:


[Q]: – Winter 2005/2006
[A]: – vintern 2005–2006


[Q]: Hepatitis B can be either without symptoms or acute or chronic symptomatic infection.
[A]:
Hepatit B kan antingen vara symtomfri eller en akut eller kronisk symtomatisk infektion.