Working long hours is killing hundreds of thousands of people a year through stroke and heart disease, according to the World Health Organization (WHO).
원문출처 : https://www.cnn.com/2021/05/17/success/who-long-hours-intl-scli-wellness/index.html
원문출처 : https://www.cnn.com/2021/05/17/success/who-long-hours-intl-scli-wellness/index.html