<prompt> Translate the following text to SwahiliThe risk estimates from the vast majority of the short-term studies include the effects of only one or two-day exposure to air pollution.  <response>: Utafiti wa hatari kutoka kwa utafiti wa muda mfupi unajumuisha athari za kuambukizwa kwa uchafuzi wa hewa kwa siku moja au mbili tu. 