The searches below are actually conducted at the US National Library of Medicine (NML) so if you are unsure about issues relating to copyrights please acquaint yourself with the NCBI´s Disclaimer and Copyright notice and also the copyright on the abstracts in PubMed.

With a sensitive search strategy you will find most studies but there will be many extra that you don’t want to find. With a specific search strategy you will find less, but with a higher relevance. These search strategies are developed by COHF:

• Link to PubMed with most sensitive search for retrieving studies of occupational health interventions.
  

• Link to PubMed with most specific search strategy for retrieving studies of occupational health interventions.

B. Purpose-built search strategies for occupational health professionals 

•  Occupational health professionals 
  
•  COHF cost-effectiveness search strategy 

   C. The Cochrane highly sensitive search strategies for identifying  randomized  trials in PubMed

• Link to PubMed with sensitivity-maximizing version (2008 revision)
• Link to PubMed with with sensitivity- and precision-maximizing version (2008 revision)

   D. Other search filters to retrieve specific types of records 

•    ISSG Search filter resource