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    5. Handsearching

    Searching for trial reports in databases may not retrieve all relevant available studies. Reports may either be missing from the database or may not have been indexed adequately due to lack of detail in titles and abstracts. Some reports are only ever pub ...
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    2.1 The purpose of Specialised Registers

    The purpose of Specialised Registers is to: assemble a repository of reports of trials relating to the scope of a Review Group or Field provide a reliable pool of reports of trials for review authors which is easily retrievable share the content of indivi ...
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    2.2 What study designs does a Specialised Register contain?

    For information about any type of study design, check  the Cochrane Glossary of Terms. 2.2.1 Randomised Controlled Trials (RCTs) and Controlled Clinical Trials (CCTs) For Cochrane definitions and criteria for randomised controlled trials (RCTs) and contro ...
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    2.3 Identifying study designs

    Depending on the source that you are using, RCTs and CCTS can be identified in a number of ways. For example, if you are searching MEDLINE: RCTs are assigned the Publication Type 'Randomised Controlled Trial'; CCTs are assigned the Publication T ...
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    2.4 The relationship of Specialised Registers to CENTRAL

    CENTRAL (the Cochrane Central Register of Controlled Trials) is one of the databases included in the Cochrane Library. It includes citation details of articles taken from online databases such as MEDLINE and Embase, and other published and unpublished sou ...
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    2.5 What can be published to CENTRAL?

    Only RCTs, CCTs, CBA (controlled before and after) and ITS (interrupted time series) study designs should be marked in your Specialised Register for publication to CENTRAL. Further details are available in the document " Should I publish this to CENT ...
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    2.6 Copyright and records marked for publication in CENTRAL

    Records in your register that are marked for publication will be published in CENTRAL in the Cochrane Library. We do not have blanket permission to republish all material gained from all bibliographic databases, or from other print and electronic media (e ...
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    2.7 Types of Specialised Registers

    There are two main types of Specialised Registers that have been developed by Cochrane Information Specialists:  Study-based  and Report/reference-based. 2.7.1 Study-based Specialised Registers During the ‘life’ of a trial, reports of that trial may be re ...
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    2.8 The relationship of Specialised Registers to editorial processes

    Each Review Group uses their register differently in relation to the editorial process in the production of reviews. Some of the ways that a Specialised Register can be used in the editorial process are: assigning reports and studies to existing reviews a ...
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    3.1 Access to the CRS

    You will need a Cochrane Account username and password to access the CRS. The CRS is web-based, and can be found at Access to the CRS is restricted to Cochrane editorial base staff, however only staff with the role of Information Spec ...