ssnd
- 网络纹状体黑质变性;闪烁体探测器;时髦年代
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With the approval of school and parents consent , they were invited to complete the Youth Self-Report ( YSR ) questionnaire , the Bad Behavior Scale , the Internet Addiction Test ( IAT ) Scale and Symptom Scale of Neurotransmitter Deficiency ( SSND ) questionnaire .
在征得校方和家长同意后，让他们填写青少年自评量表（YSR）、初中生不良生活行为调查表、网络成瘾测验问卷和神经递质缺乏症状量表（SSND）。