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6.2.1  Bibliographic databases Bibliographic databases - general introduction The Cochrane Central Register of Controlled Trials (CENTRAL) MEDLINE and EMBASE National and regional databases

Box 6.2.a: Examples of regional electronic bibliographic databases Subject-specific databases

Box 6.2.b: Examples of subject-specific electronic bibliographic databases Citation indexes Dissertations and theses databases

Box 6.2.c: Examples of dissertations and theses databases Grey literature databases