In a few cases, there is a genetic link, with the afflicted youngsters' parents also showing symptoms of SAD.

个别病例则与基因遗传有关，年轻患者的父母们也表现出社交恐惧症的症状。

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In a few cases, there is a genetic link, with the afflicted youngsters' parents also showing symptoms of SAD.

个别病例则与基因遗传有关，年轻患者的父母们也表现出社交恐惧症的症状。

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