这个词是什么意思？
A personality disorder marked by a pattern of instability of interpersonal relationships, self-image, and affects, and marked impulsivity beginning by early adulthood and present in a variety of contexts. (DSM-IV)
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D001883 · MeSH 2026。
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