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PubMed Tutorial, United States National Library of Medicine National Institutes of Health
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Filters (continued)

Species

  • Use to limit to studies of humans or other animals. [Show Me]

If both options are checked, your retrieval will include studies of humans, studies of other animals, and studies of both humans and animals.

This filter will restrict your search to indexed records.

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Last reviewed: 3 April 2013
Last updated: 6 February 2013
First published: 20 March 2001
Metadata| Permanence level: Permanent: Dynamic Content