We conducted a systematic review of the peer-reviewed literature published from 1 January 1987 to 1 September 2007 in all languages using PubMed and EMBASE.

我们开展的系统评价是利用PubMed和EMBASE检索1987年1月1日至2007年9月1日出版的各种语言的经同行评议的相关文献。

The paper mainly introduces the network database retrieval system of EMBASE, and explores the characteristics, retrieval way, retrieval methods and management of retrieval results.

该文主要介绍EMBASE网络数据库检索系统，并就该系统的特点、检索途径与方法及检索结果的处理等进行探讨。

METHODS: the search for relevant observational studies was undertaken in the MEDLINE, EMBASE, and Scopus electronic databases, as well as in the proceedings of major gastroenterology meetings.

方法：在MEDLINE、EMBASE及Scopus电子数据库及主要胃肠病学会议中搜索相关的观察性文章。

Methods: We searched the Cochrane Library, EMBASE, and Medline databases through June 2009 for prospective observational studies investigating the cardiovascular effects of the metabolic syndrome.

方法：我们在2009年6月通过Cochrane图书馆、荷兰医学文摘数据库和美国医学索引来搜寻关于代谢综合征的心血管影响的前瞻性研究。