Some of the patients carefully to find: the severity of their illnesses often recurrence interval the same time, some a month, some two months -----, In fact, this biological clock is in trouble.
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- 有些细心的患者会发现:自己的病情复发往往会间隔相同的时间,有的一个月,有的两个月-----,其实这都是生物钟在作怪。