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Preventive Education

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Simple Search

Tips for searching 		  Display order: 
Fill fields of the form with the words or phrases that you know from document(s) you are looking for.
Then press the Search button. Use the Clear button to empty the form.

 Words from Title    
 Date    
 Language    
 Author(s)    
 Descriptors    
 Country    

Top of the page  Tips for Searching  Top of the page
 
  • The logical operators connect terms:
    • OR  is the union operator + : all records containing terms A or B (A+B).
      E.g.: ("educational games" + "teaching methods") will display records containing educational games or teaching methods terms.
    • AND  is the combination operator * : all records containing both terms A and B (A * B).
      E.g.: ("educational games" * adolescence) * Africa
    • NOT  is the exclusion operator ^ : all records containing terms A without B (A ^ B).
      E.g.: (guides ^ Africa)
  • It's possible to use index in order to know the terms used in the database.

Important remark

In opposite to Advanced Search, the research is carried out in all the following fields with Simple Search (implicit or):
  • all titles,
  • all authors,
  • all keywords and words.
So, you can obtain different results from Advanced Search for queries that seem similar.

Search engine: WWWISIS BIREME/PAHO/OPS - UNESCO