Department of Pediatrics, University of Michigan Medical School, Ann Arbor.
Common Sense Media, San Francisco, California.
JAMA Netw Open. 2021 May 3;4(5):e219890. doi: 10.1001/jamanetworkopen.2021.9890.
This cross-sectional study quantifies the number and duration of distinct advertisements that appear during child-directed videos on a video-sharing platform as well as the frequency of age-inappropriate ads.
这项横断面研究量化了视频分享平台上面向儿童的视频中出现的不同广告的数量和时长,以及不适合儿童观看的广告的出现频率。