°¡»óÀÚ»ê°Å·¡¼Ò, °¡ÀÔÀÚ ºñÁßÀº 20~30´ë, Æò±Õ °Å·¡±Ý¾×Àº 60´ë°¡ 'Å«¼Õ' https://news.naver.com/main/read.naver?mode=LSD&mid=sec&oid=014&aid=0004724090&sid1=001