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MeSH terms and other subject headings can retrieve research by standardized concepts, but they do not make keywords unnecessary. Using both can help you find indexed literature while also capturing newer records, alternative terminology, and concepts that subject headings may not fully represent.
Read Guide →AND can retrieve records where two terms occur anywhere in the searched fields, even when they are unrelated. Proximity searching requires terms to occur near each other, which can provide a useful middle ground between a loose AND search and an exact phrase.
Read Guide →Searching a term in the title, abstract, or keyword fields does not produce the same search. Each field represents an article differently, so choosing where to search can change both how much literature you retrieve and how relevant it is.
Read Guide →Full-text searching can find concepts buried in methods, results, tables, or discussions, but it can also retrieve articles that merely mention your term. Learn when the extra coverage is useful and when bibliographic fields provide a better search.
Read Guide →A search that works perfectly in one academic database may fail or behave differently in another. The concepts behind the strategy can transfer, but operators, fields, vocabularies, automatic processing, and syntax often need to be translated.
Read Guide →Translating a search strategy means preserving its concepts and retrieval logic while adapting controlled vocabulary, fields, operators, and syntax for another database. It is not a copy-and-paste exercise.
Read Guide →Thousands of search results do not necessarily mean your search has failed. Diagnose why the search is broad, then improve precision through better terms, concept structure, fields, phrases, proximity, or justified limits without quietly changing the research question.
Read Guide →Few or zero search results do not necessarily mean that no research exists. Diagnose whether your terminology, Boolean logic, fields, phrases, filters, subject headings, or database choice are making the search too restrictive before concluding that the literature is sparse.
Read Guide →There is always another synonym, spelling variant, acronym, or related expression you could add to a database search. The useful stopping point comes when additional terms no longer meaningfully improve retrieval of relevant literature.
Read Guide →Older studies may investigate your exact topic without using any of the terms you search today. Learn how citation trails, historical vocabulary, subject headings, reviews, and key papers can help you recover this hidden literature.
Read Guide →Relevant studies may describe your topic using words you never thought to search. Learn how to discover alternative terminology from known papers, databases, subject headings, reviews, and citation networks, then use it to improve your literature search.
Read Guide →A relevant review article can reveal studies that your database search missed, especially when terminology, indexing, or search coverage differs. Learn how to use reviews as discovery maps without treating their references as automatically complete or eligible.
Read Guide →When the same researchers appear repeatedly in your literature, searching by author can uncover papers that keyword searches miss and reveal how a research program developed. Learn how to search accurately without letting prominent authors define the field for you.
Read Guide →Once you know which studies meet your inclusion criteria, their reference lists can become valuable search routes into earlier research. Learn when reference list checking is worthwhile, what it can reveal, and how to use included studies systematically.
Read Guide →Citation chaining can theoretically continue through generations of references and citing papers. Learn how to recognize diminishing returns, decide whether another iteration is worthwhile, and use a defensible stopping approach rather than searching indefinitely.
Read Guide →Citation chaining sometimes leads from one relevant paper into a body of research you did not know existed. Learn how to determine whether you have discovered a missing literature, a conceptual predecessor, an adjacent field, or simply a legitimate stopping point.
Read Guide →You do not need to repeat the same literature searches every week to stay current. Build a monitoring system using saved searches, database alerts, citation alerts, journal notifications, and a short routine for reviewing what arrives.
Read Guide →There is no universal number of years that makes research “current.” The right time frame depends on what you are studying, how quickly the field changes, and what role each source plays in your argument.
Read Guide →A literature review should represent the relevant state of knowledge, not simply maximize the percentage of recent citations. Recent research matters, but older foundational and still-relevant studies may be equally necessary.
Read Guide →A major review can give you a strong starting point, but its publication date does not tell you where its evidence ends. Find its last search date, understand how it searched, then systematically retrieve the research that appeared afterward.
Read Guide →Database alerts rerun a saved search against newly added records and notify you when something matches. The useful ones come from searches precise enough to catch important new research without flooding you with irrelevant results.
Read Guide →Citation alerts and keyword alerts monitor different signals. Citation alerts follow new work connected to a known paper, while keyword alerts look for new records matching a topic, so the right choice depends on what you want to keep watching.
Read Guide →Keeping up with a research field does not mean reading every paper it produces. A sustainable system monitors several useful signals, screens new research quickly, and reserves close reading for work that could actually change what you know or do.
Read Guide →A preprint can give you early access to important research, but being new does not make it important or reliable. Evaluate its relevance, methods, evidence, transparency, version history, and publication status before deciding how much attention it deserves.
Read Guide →Sometimes the most recent evidence is available only as a preprint or another research output that has not completed peer review. You do not necessarily need to ignore it, but its preliminary status should affect how you evaluate, describe, cite, and rely on it.
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