Digital media exposure for children of all ages should be limited, according to new guidelines from the American Academy of Pediatrics.
원문출처 : http://www.cnn.com/2016/10/21/health/screen-time-media-rules-children-aap/index.html
원문출처 : http://www.cnn.com/2016/10/21/health/screen-time-media-rules-children-aap/index.html