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Exact(7)
Search the catalog by keyword, title, or location (city, county, or state) to locate links to these digitized newspapers and a treasure trove of information.
It allows more extensive search options than other Chadwyck-Healey collections, including the standard keyword, title, and author as well as date and place of first performance, publisher, character's name, genre, and publication date.
Keyword, title and abstract information were used.
Search filters included were keyword, title and abstract information.
Published studies were identified through searches of Psychological Abstracts (PsycINFO) and ISI Web of Knowledge (All databases) using keyword, title and abstract information.
The final search strategy contained publications until the 1st of August 2014, and used the search terms (as keyword, title or abstract): 'facemask*' (or 'mask*' or 'respirator' or 'N95' or 'non$pharm*' or '{personal protect*}') AND 'economic*' (or 'cost*') AND 'infect*' (or 'transmi*' or 'influenza' or 'tuberculosis'tuberculosis
Similar(53)
Contains over 1,200 World Bank titles, searchable by keywords, title, and author.
Based on comprehensive analysis of the distribution of author keywords, title, abstract, and 'KeyWords Plus', researchers could obtain few valuable clues of the potential research hotspots.
Further, research tendency and hotspot including the distribution of author keywords, title, abstract, and 'KeyWords Plus' in different periods, and hot issues were also applied.
Moreover, based on the analysis of author keywords, title, abstract, and 'KeyWords Plus', a new method named "word cluster analysis" was successfully applied to trace the research hotspot.
Four of these articles did not include "depression" or "depressive" in the keywords, title or abstract.
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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com