Traffic control measures have improved air quality in London, but the number of children with poor lung capacity because of traffic pollution remains high, a new analysis says.
원문출처 : https://www.cnn.com/2018/11/14/health/air-pollution-low-emission-zones-child-lung-study-intl/index.html
원문출처 : https://www.cnn.com/2018/11/14/health/air-pollution-low-emission-zones-child-lung-study-intl/index.html