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Exercise 2 - Suggested Answer (continued)

Part B.

Find references about heart surgery.

Notice how the term is mapped using the Search Details box on your results screen.

Using History on the Advanced Search screen, combine this search with the previous search to find references about heart surgery, circadian rhythms and cortisol or melatonin in humans.

  • : Run a search for heart surgery.

    Scroll down to Search details to see the MeSH mapping to:
    "thoracic surgery"[MeSH Terms]
    "cardiac surgical procedures"[MeSH Terms]


  • : Go to the Advanced page and combine the two searches using the Add function or the search history numbers: #3 AND #4
    (substituting the numbers of the appropriate searches).

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This video can be seen directly at http://www.nlm.nih.gov/bsd/disted/pubmedtutorial/videos/090_055.mp4

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