Mozart doesn't make you clever

このようなテーマは大学入試で狙われる！

来春大学を受験する人たちのちょっとした腕試しにちょうどよい記事がNature Online[無料記事（だぶん期限付き）]にありました。

Passively listening to Mozart — or indeed any other music you enjoy — does not make you smarter. But more studies should be done to find out whether music lessons could raise your child's IQ in the long term, concludes a report analysing all the scientific literature on music and intelligence, which was published last week by the German research ministry.

下線部concludesの主語は？

下線部literatureの意味は？

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