A comprehensive exposition of the background to the study of this subject, status, purpose and significance of the self-study and theoretical research.
全面阐述了本课题研究的背景、现状、目的和意义及自主学习的理论研究。
Objective: The study aimed at discussing the mental status of attempted suicidal and deliberate self-harm people, as well as the relevance of impulsiveness and aggressiveness and suicidal behavior.
目的：探讨自杀未遂及蓄意自杀人群的精神疾病的患病情况，以及自杀行为与冲动性、攻击性的相关性。
OBJECTIVE This study aims at investigating the prevalence of elderly depression and the status of elderly self evaluation, social sustainment.
目的探讨老年人抑郁症患病率与自评状况及社会支持的关系。
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