Methods:Information of maternal separation were obtained from 1 338 students by a self-designed questionnaire.
方法：通过自编家庭一般情况调查问卷，获得1 338名学生的母婴分离情况的信息。
Conclusion: Early maternal separation may induce impairments of attention, memory and reasoning ability in rural elementary students.
结论：早期母婴分离对农村小学生注意、记忆和推理等认知能力有一定的损伤作用。
This result supports the hypothesis that neonatal tactile stimulation and maternal separation lead to different effects on the neural development of postnatal pups.
结果提示，新生期的触觉刺激和母婴分离经历对仔鼠神经系统的发育产生不同的长期效应。
This result supports the hypothesis that neonatal tactile stimulation and maternal separation lead to different effects on the neural development of postnatal pups.
结果提示，新生期的触觉刺激和母婴分离经历对仔鼠神经系统的发育产生不同的长期效应。
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