中学生视屏时间与身心亚健康的关联性研究
赵影, 俞美, 赵志雅, 马双双, 万宇辉
Study on the association between screen time and physical as well as psychological sub-health in middle school students
ZHAO Ying, YU Mei, ZHAO Zhi-ya, MA Shuang-shuang, WAN Yu-hui
中国儿童保健杂志 . 2019, (5): 499 -502 .  DOI: 10.11852/zgetbjzz2018-0706