Steps | Search string |
---|---|
1 | ("Stroke"[Mesh] AND (knowledge OR ("warning sign" OR "warning signs") OR recognition OR awareness) Limits: Humans, English, Publication Date from 1996) |
2 | (stroke AND (knowledge OR ("warning sign" OR "warning signs") OR recognition OR awareness) AND ("2011/07/15"[Date - Entrez] : "3000" [Date - Entrez])) |
3 | 1 OR 2 |