Studies on health effects other than non-specific symptoms and studies on MPBS exposure in children were scarce.

除非特异性症状之外，对健康影响的研究和对儿童MPBS暴露的研究匮乏。

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Studies on health effects other than non-specific symptoms and studies on MPBS exposure in children were scarce.

除非特异性症状之外，对健康影响的研究和对儿童MPBS暴露的研究匮乏。

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