Official websites use .gov
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.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.
Database search strategy
| Steps | Keywords | Result |
|---|---|---|
| I. | Human immunodeficiency virus or HIV or AIDS or acquired immune deficiency syndrome | #1 |
| II. | Hepatitis B or HBV or HBsAg or HBV-DNA or hepatitis B surface antigen | #2 |
| III. | Ghana | #3 |
| IV. | Prevalence or seroprevalence | #4 |
| V. | #1 and #2 and #3 and #4 | Search results |
