The world's total fertility rate has been cut in half since 1950, but the population is still rising, according to a study published Thursday in The Lancet.
원문출처 : https://www.cnn.com/2018/11/08/health/global-burden-disease-fertility-study/index.html
원문출처 : https://www.cnn.com/2018/11/08/health/global-burden-disease-fertility-study/index.html