Grade repetition and bullying victimization in adolescents: A global cross-sectional study of the Program for International Student Assessment (PISA) data from 2018.

by Qiguo Lian, Chunyan Yu, Xiaowen Tu, Minglin Deng, Tongjie Wang, Qiru Su, Xiayun Zuo
Published 2021

Grade repetition and bullying victimization in adolescents: A global cross-sectional study of the Program for International Student Assessment (PISA) data from 2018

by Qiguo Lian, Chunyan Yu, Xiaowen Tu, Minglin Deng, Tongjie Wang, Qiru Su, Xiayun Zuo
Published 2021

Seasonal influenza vaccination coverage rate of target groups in selected cities and provinces in China by season (2009/10 to 2011/12).

by Lei Zhou, Qiru Su, Zhen Xu, Ao Feng, Hui Jin, Shiyuan Wang, Zijian Feng
Published 2013