So here is a longitudinal study that was done by John Carter.

所以下面讲讲John，Carter所作的纵向研究。

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We all to have work together, build consensus, the way John has done all of his life.

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She started a writing workshop for residents of her facility to help others document their lives as she and John had done.

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John Ledford has done pretty well for a 35-year-old college dropout who never stopped watching cartoons.

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