1.
P5-S7.04 Who participates in the Dutch chlamydia screening? A study on demographic and behavioural correlates of (repeated) participation and positivity
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P1-S6.17 Opting out testing for HIV in Dutch STI clinics: does it work?
P1-S2.11 High prevalence of HIV, other sexually transmitted infections and risk profile in male commercial sex workers who have sex with men in the Netherlands
P2-S8.07 Keeping participants on board: optimising uptake by automated respondent reminders in an Internet-based Chlamydia Screening in the Netherlands