单位：一所大学医院风湿免疫科病房。
SETTING:Department of rheumatism and immunology of an affiliated hospital of a university.
北京协和医院风湿免疫科的建立可回溯至1959年，当时风湿病学在我国完全是一空白专业。
Beijing Xiehe Hospital rheumatism immunity branch's establishment might recall to 1959, at that time rheumatism study in our country was a blank specialty completely.
对于出现这种现象的原因，科恩相信睡眠不足妨碍了免疫系统的自我调节。
As for why this happens, Cohen believes that sleep disruption interferes with the immune system's ability to regulate itself.
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