PubMed is a free web-based public access resource that supports the search and retrieval of literature from the National Library of Medicine’s MEDLINE database. In the past 2 years, PubMed has been updated to improve functionality and add important new features,1-3 including a set of search statements to identify COVID-19 articles and a new publication filter to allow PubMed searches to retrieve early-release preprints.4,5 This Viewpoint describes how these important new PubMed features and functions could allow clinicians to use a 3-step literature searching process to obtain real-time answers to important clinical questions. A brief example of this 3-step process is in the Supplement.
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Kang P, Kalloniatis M, Doig GS. Using Updated PubMed: New Features and Functions to Enhance Literature Searches. JAMA. 2021;326(6):479–480. doi:10.1001/jama.2021.12021
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