在英文文献数据库中，有总数大约12万3965的因特网档案(中文有48,285档案——译者注)。
It's an Internet archive of free content totaling to about 123, 965 texts in the English database.
文献回顾的方式是在MEDLINE上搜寻1970年至2006年十二月止，所有以输尿管结石内科排出疗法为主的英文文献。
A comprehensive MEDLINE (1970-december 2006) search of English literature was performed to identify articles on the medical expulsive therapy of ureteral calculi.
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