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The PICASSO Cohort: baseline characteristics of a cohort of men who have sex with men and male-to-female transgender women at high risk for syphilis infection in Lima, Peru

Crossref DOI link: https://doi.org/10.1186/s12879-017-2332-x

Published Online: 2017-04-11

Published Print: 2017-12

Update policy: https://doi.org/10.1007/springer_crossmark_policy

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