A primary source in science is a document or record that reports on a study, experiment, trial or research project. Primary sources are usually written by the person(s) who did the research, conducted the study, or ran the experiment, and include hypothesis, methodology, and results.
Primary Sources include:
Under Publication Type, select Clinical Trial and Randomized Controlled Trial.
(Hold down the CTRL key to select multiple items in the Publication Type list.)
After conducting your search, check the boxes for Clinical Trial, Controlled Clinical
Trial, and/or Randomized Controlled Trial under Article Type in the left sidebar.
Secondary sources list, summarize, compare, and evaluate primary information and studies so as to draw conclusions on or present current state of knowledge in a discipline or subject. Sources may include a bibliography which may direct you back to the primary research reported in the article.
Secondary Sources include:
A collection of regularly updated, systematic reviews of the effects of health care.
Search Tip: Keep the search simple. If your topic is "Should women be given
hormone replacement therapy," search for Hormone Replacement Therapy.
Adapted from Nursing & Health: Primary & Secondary Sources with permission of University of Washington Tacoma.
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