目的比较酒石酸唑吡坦和思诺思片治疗失眠的疗效。

Objectives To compare the efficacy of zolpidem tartrate and stilnox in the treatment for insomnia.

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诺思批评马克思将技术而不是人口增长作为制度变迁的根本动力。

Criticizing Marxs thought of technology, North thinks that among momentum of system transition, population growth is the most ultimate one.

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