Sexually Transmitted Disease Data
| Chlamydia | Chlamydia in Contra Costa County (2014-2018) |
| Gonorrhea | Gonorrhea in Contra Costa County (2014-2018) |
| Congenital Syphilis | Congenital Syphilis in Contra Costa County (2014-2018) |
| Syphilis | Syphilis in Contra Costa County (2014-2018) |
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