On Saturday, 26 countries stand to be a lot happier -- simply by taking part in an iconic singing competition.
원문출처 : https://www.cnn.com/2018/05/10/health/eurovision-song-contest-increases-happiness-study-intl/index.html
원문출처 : https://www.cnn.com/2018/05/10/health/eurovision-song-contest-increases-happiness-study-intl/index.html