Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Search terms—websites
| Search engine | Total found | Total screened | Excluded post screening | Reasons for exclusion | Added | Reason for addition | Final No |
|---|---|---|---|---|---|---|---|
| 1,730,000 | 105 unique sites | 31 |
Sites not found Security issues flagged Duplication |
1 | Identified on another site. Not found during Google search | 74 | |
| 74 | 12 | For health professionals only | 62 | ||||
| 62 | 30 | Contained only advertisements, media reports/research findings, clinical guidelines, blogs | 32 |
