Analysis on the characteristics of using smart mobile device in junior primary school students of Changning district,Shanghai.
LI Yu-hua1,HU Jia2,XIA Qing-hua1,NIU Chun-jin1.
1 Center for Disease Control and Prevention of Changning District,Shanghai 200051,China; 2 Yangpu Mental Health Center of Shanghai,Shanghai 200093,China
LI Yu-hua,HU Jia,XIA Qing-hua,NIU Chun-jin.. Analysis on the characteristics of using smart mobile device in junior primary school students of Changning district,Shanghai.[J]. journal1, 2016, 24(6): 652-654.