The truncation confusion

The truncation confusion

“Search using keywords”. This is what most guides / teachers tell students when they want them to do a literature search. Keywords are usually the important words from one’s research question, that one uses to perform a search. For a research topic like: - “Long-term risk of pneumothorax in asthmatic patients”, the keywords used to search for literature would be - pneumothorax and asthma. In databases like PubMed, one could search these as thesaurus terms (Mesh terms) to get the most relevant results. The search strategy would be : Asthma[mesh] AND pneumothorax[mesh] But, when one is doing an exhaustive search…
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