It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Before you start your search, it is important to have a well-built question. One way to construct a well-built question is to use the PICO model. PICO stands for patient/population, intervention, comparison and outcomes.
Who is your patient?
Age, sex, race or patient
What do you plan on doing for the patient?
What alternative are you considering?
Another test, medication or procedure
What do wish to accomplish?
Relieve or improve symptoms
Example: Is adherence to the Mediterranean Diet associated with reduced risk of heart attack?
History of heart disease
Reduction in heart attacks
When you go to search the databases, you may not use all these terms in your search. For instance, you may start out using only the terms Mediterranean Diet and heart attacks.
If you retrieve too many results, add more terms to your search, or add more specific terms.
If you retrieve too few results, use fewer or more broad terms.