한국소비자원 2020-06-16T01:36:25Z 2020-06-16T01:36:25Z 2009-11-24 2009-11-24 1000927763 https://www.kca.go.kr/eng/sub.do?menukey=6007&mode=view&no=1000927763 https://www.kca.go.kr/repo/handle/2015.oak/6620 한국소비자원 http://creativecommons.org/licenses/by-nc-nd/2.0/kr/ Child and teenager bicycle accidents augment - Assembly bike should be used after being checked by experts news