Suggested Answer for Exercise 1:

This is a suggested answer. Your approach, as well as the number of results retrieved, may vary. New citations are added regularly to PubMed.

Use the MeSH Database to build a strategy that will find citations to references discussing the economics of community-acquired pneumonia.

• Step 1: Type pneumonia in the MeSH Database query box, and click Go.
  
  
• Step 2: Click on the Pneumonia term link to see the Full display for this term.
  
  
• Step 3: Click in the check box next to the economics subheading. Select Search Box with AND from the Send to menu.
  
  
• Step 4: Type in the next concept/term for your strategy, community-acquired, to search the MeSH Database to see if this concept is a MeSH heading.
  
  
• Step 5: Read the scope note or definition for the term, Community-Acquired Infections. Because it seems appropriate for this search, click the term link to see the Full display for this term.
  
  
• Step 6: Click in the check box next to the economics subheading to select that subheading. Select Search Box with AND from the Send to menu.
  
  
• Step 7: Now you see the complete strategy you built within PubMed's MeSH Database. Click the Search PubMed button below the Search box to send the strategy to PubMed.

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