Publish in open access journals, which are included in databases such as Springer Open Choice, BMC (BioMed Central), PLoS. This has a major effect on visibility and thus global participation in science.
Seek international cooperation. This increases the impact of publications. This increases the visibility of research.
Make yourself visible by posting information publicly on the internet.
Place pre- and post prints in open access (preferably via the repository of Erasmus MC and EUR: Pure).