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Below widget is available to do a quick lookup in some of the Ovid
databases for your PICO question. Please note this is not a replacement for
a precision search finding all results for your query, but it will give you
a good indication if you are on the right track formulating your PICO.
Example PICO*: Prevention (O) of Whooping Cough
(P) in adults (P) using vaccination (I)
* not all elements are required. In this example the C is not used