Investigation on behavioral problems and influencing factors among primary school students in rural areas of Shandong province.
ZHAO Xiao-xia, CHEN Jing-qi, FENG Ya-nan, JIN Yi-chen, LIU Cheng-feng, YU Pu-yi.
journal1 . 2015, (5): 522 -525 .  DOI: 10.11852/zgetbjzz2015-23-05-24


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