Discuss the difference between external and internal evidence as it relates to your PICOT search strategy.

1. Discuss the difference between external and internal evidence as it relates to your PICOT search strategy.
2. Address the strengths and weaknesses of searching in a databank versus a web-based search engine. You must use two databanks mentioned in the text.

Crochrane and CINAHL are the two databank . my PICOT can music be used to increase stimulation in dementia patients.