translation.en: Seasonal influenza hits the Northern hemisphere every winter and causes a substantial disease burden with people being absent from work and schools.
translation.ga: Buaileann fliú séasúrach an leathsféar thuaidh gach geimhreadh agus bíonn iompar an ghalair sách suntasach le daoine as láthair ón obair agus scoileanna dá bharr.