To conduct a good direct search, some skill and experience with Medline searching is required and in particular familiarity with the medical subject heading
(MeSH) hierarchical structure, the superimposed subheading structure, and the organization of the Medline record.
The librarian is viewed as a valuable resource in the selection of bibliographic databases and vendors, planning and testing of search strategies, and use of Medical Subject Heading
(MESH) tools and other controlled vocabularies" (Mead & Richards, 1995, p.
Medical Subject Headings
: Bias (Epidemiology) [Internet].
* ITS Authorities now include Sears Subject Headings and N-LM's Medical Subject Headings
(MeSH) in addition to Library of Congress Names and Subjects.
Instruction in accessing the literature almost always includes teaching the basics of Index Medicus' MeSH (Medical Subject Headings
), the structure of search logic and use of Boolean operators, and fundamental searching skills and techniques.
It is 8.5inches-x-11.25-inches and 2 inches thick, covers 34 broad-based subjects, and is organized logically around the "Health Occupations" and "Biological Sciences" tree structures of the National Library of Medicine's Medical Subject Headings
In addition, the annual revision to the Medical Subject Headings
(MeSH) has been included.
The application of study methods terms found in Medical Subject Headings
(MeSH) to critical appraisal MEDLINE searching has been described by Marshall (1992b).
It does not have a controlled vocabulary like PubMed s Medical Subject Headings
The National Library of Medicine is the author of a very sophisticated controlled vocabulary, Medical Subject Headings
(MeSH), but there are also many other controlled vocabularies related to biomedical topics, each designed with particular subject areas and purposes in mind.
Designed by physicians, PaperChase allows the searcher access to MEDLINE HEALTH, and AIDSLINE without the need to know either Medical Subject Headings
or a search language.
This video includes a short introduction to microscopic images, concept of subject analysis, and how to assign topical keywords by introducing Medical Subject Headings
(MeSH), Subheadings, Check Tags, and key concepts for microscopic images.