translation.en: Human infections with swine influenza have been detected occasionally since the late 1950s usually in persons with direct exposure to pigs (e.g. people working in pig farms, etc.).
translation.mt: Sa minn l-aħħar tal-ħamsinijiet (1950) xi kultant ġew osservati infezzjonijiet fil-bniedem permezz tal-influwenza tal-majjali ġeneralment f’ persuni li kienu esposti b’ mod dirett għal l- majjali ( eż . persuni li jaħdmu fil-farms tal-majjali, eċċ .).