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Databases and search engines differ substantially in terms of coverage and retrieval qualities. [1] Users need to account for qualities and limitations of databases and search engines, especially those searching systematically for records such as in systematic reviews or meta-analyses. [2]
The Journal of Speech, Language, and Hearing Research is a monthly online-only peer-reviewed scientific journal covering all aspects of interpersonal communication.It was established in 1936 as the Journal of Speech and Hearing Disorders, which was merged with the Journal of Speech and Hearing Research (which had been established in 1958) to form the Journal of Speech and Hearing Research in 1991.
Access to the full-text pdfs of non-open access publications require either a subscription (to the specific journal rather than to the whole database) or per-article/book payment. Subscriptions to the overall content hosted on ScienceDirect, rather than to specific titles, are usually acquired through what is called a big deal .
Google Scholar is a freely accessible web search engine that indexes the full text or metadata of scholarly literature across an array of publishing formats and disciplines. . Released in beta in November 2004, the Google Scholar index includes peer-reviewed online academic journals and books, conference papers, theses and dissertations, preprints, abstracts, technical reports, and other ...
Scopus is a scientific abstract and citation database, launched by the academic publisher Elsevier as a competitor to older Web of Science in 2004. [1] An ensuing competition between the two databases has been characterized as "intense" and is considered to significantly benefit their users in terms of continuous improvent in coverage, search/analysis capabilities, but not in price.
This is a list of notable scientific, technical and general interest periodicals published by Elsevier or one of its imprints or subsidiary companies. Contents A
Open access articles can be found with a web search, using any general search engine or those specialized for the scholarly and scientific literature, such as Google Scholar, OAIster, base-search.net, [264] and CORE [265] Many open-access repositories offer a programmable interface to query their content.
The American Journal of Geriatric Psychiatry; American Journal of Infection Control; American Journal of Kidney Diseases; The American Journal of Medicine; American Journal of Obstetrics and Gynecology; American Journal of Ophthalmology; American Journal of Orthodontics and Dentofacial Orthopedics; The American Journal of Pathology