translation.en: from mild fever and malaise in children, a moderately severe disease in the young (high fever, red eyes, headache and muscle ache) to meningitis/brain infection in the elderly and the debilitated.
translation.ga: ó fhiabhras éadrom agus míbhail i leanaí, galar measartha géar i ndaoine óga (géarfhiabhras, súile dearga, tinneas cinn agus pian sna matáin) go meiningíteas/ionfhabhtú inchinne i ndaoine scothaosta agus díblithe.