Validation of the Social Networking Activity Intensity Scale among Junior Middle School Students in China Li, Jibin ; Lau, Joseph T. F. ; Mo, Phoenix K. H. ; Su, Xuefen ; Wu, Anise M. S. ; Tang, Jie ; Qin, Zuguo Abstract Publication: PLoS ONE Pub Date: October 2016 DOI: 10.1371/journal.pone.0165695 Bibcode: 2016PLoSO..1165695L