Sexual behaviour patterns and STI risk: results of a cluster analysis among men who have sex with men in Portugal
ABSTRACT ‘Objectives:’ Portugal has the highest HIV incidence rate in Western Europe. The proportion assigned to sexual contact between men recently increased to more than 30% of all HIV infections. Men who have sex with men (MSM) are vulnerable to the acquisition of other sexually transmitted infections (STIs), increasing the per-contact risk of HIV infection. […]
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