Focused Searches

Constructing Searches

Learning Pathway

Focused Searches on OvidGO! are stand-alone learning resources. They can also be used in sequence to follow a specific learning pathway.

By working through the list of Focused Searches displayed here, you will systematically learn how to construct robust and scalable searches on Ovid MEDLINE. Purposefully and systematically constructed searches, that with modifications, could also be adapted for use on other A&I databases available on Ovid.

Module 9
Ovid MEDLINE

Database Size and Shape (MeSH Thesaurus) – Ovid MEDLINE

An introduction to the system and structure of the controlled vocabulary, based upon medical subject headings, that lies behind the bibliographic database Ovid MEDLINE.

Database segment:

Ovid MEDLINE <1946 to Present>

Original search produced by:

Ovid Training Team

Review date:

2024-10-27

Module 10
Ovid MEDLINE

Knowledge Discovery with MeSH (Explode & Focus) – Ovid MEDLINE

How to instruct the database to include narrower terms in a MeSH thesaurus search and/or to retrieve only those terms considered main subject terms.

Database segment:

Ovid MEDLINE <1946 to Present>

Original search produced by:

Ovid Training Team

Review date:

2024-10-27

Module 11
Ovid MEDLINE

Term Refinement and Targeted Selection (Term Hierarchies) – Ovid MEDLINE

How to use the controlled vocabulary in Ovid MEDLINE to contrast terms, assess their coverage, relevance to the research question and then select them accordingly.

Database segment:

Ovid MEDLINE <1946 to Present>

Original search produced by:

Ovid Training Team

Review date:

2024-10-27

Module 12
Ovid MEDLINE

Constructing Free Term Searches with MeSH (Scope Notes) – Ovid MEDLINE

How to use the MeSH thesaurus’s scope notes to build up lists of free term search expressions associated with your MeSH terms.

Database segment:

Ovid MEDLINE <1946 to Present>

Original search produced by:

Ovid Training Team

Review date:

2024-07-15

Module 13
Ovid MEDLINE

Concept Searching (Search Block Construction & Use) – Ovid MEDLINE

A model example providing a framework for constructing scalable search strategies using concept-based search blocks based on thesaurus and free text searches.

Database segment:

Ovid MEDLINE <1946 to Present>

Original search produced by:

Ovid Training Team

Review date:

2024-10-27

Module 14
Ovid MEDLINE

Sharing and Re-Using Searches (Share Search History) – Ovid MEDLINE

How to share searches for peer review, project-based search query construction, personal or group search block libraries as well as re-use.

Database segment:

Ovid MEDLINE <1946 to Present>

Original search produced by:

Ovid Training Team

Review date:

2024-10-27

Module 15
Ovid MEDLINE

Refining Searches Systematically (Limits) – Ovid MEDLINE

How to locate, display and make optimum use of all the ‘limits’ options for the database or databases you are searching in.

Database segment:

Ovid MEDLINE <1946 to Present>

Original search produced by:

Ovid Training Team

Review date:

2024-10-27

Module 16
Ovid MEDLINE

Limiting Searches To Time Spans (Date Range Searching) – Ovid MEDLINE

How to limit searches to spans of time from complete years or parts of years to user-defined time frames covering years, weeks or days.

Database segment:

Ovid MEDLINE <1946 to Present>

Original search produced by:

Ovid Training Team

Review date:

2024-10-30