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It is usually a primary source, but in some circumstances may be a secondary source, e.g. it may contain a sentence which states "We used the calibration method proposed by Reference1 which was subsequently verified by Reference2, Reference3 and Reference4". (Note: The references must be to authors other than the authors of the original paper.)
Secondary research involves the summary, collation and/or synthesis of existing research. Secondary research is contrasted with primary research in that primary research involves the generation of data, whereas secondary research uses primary research sources as a source of data for analysis. [ 1 ]
In some fields, a secondary source may include a summary of the literature in the introduction of a scientific paper, a description of what is known about a disease or treatment in a chapter in a reference book, or a synthesis written to review available literature. [17]
Sources of information are commonly categorized as primary, secondary, or tertiary sources.In brief, a primary source is one close to the event with firsthand knowledge (for example, an eyewitness); a secondary source is at least one step removed (for example, a book about an event written by someone not involved in it); and a tertiary source is an encyclopaedia or textbook that provides a ...
A secondary source is a source presenting and placing in context information originally reported by different authors. These include literature reviews, systematic review articles, topical monographs, specialist textbooks, handbooks, and white papers by major scientific associations. News reports are also secondary sources, but should be used ...
Depending on the topic of research, a scholar may use a bibliography, dictionary, or encyclopedia as either a tertiary or a secondary source. [1] This causes some difficulty in defining many sources as either one type or the other. In some academic disciplines, the differentiation between a secondary and tertiary source is relative. [1] [3]
For example, science-based review articles heavily utilise Medline, Embase and CINAHL. The title, abstract and keywords chosen bring awareness to the audience of the article, and should describe what the article is about. Search engine optimisation is important when publishing articles within a discipline where the literature is already saturated.
A secondary source summarizes one or more primary or secondary sources to provide an overview of current understanding of the topic, to make recommendations, or to combine results of several studies. Examples include literature reviews or systematic reviews found in medical journals, specialist academic or professional books, and medical ...