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  1. Article

    Open Access

    A qualitative analysis of factors influencing the implementation of antiretroviral treatment adherence policy in Ghana: stakeholders perspective

    The Joint United Nations Programme on HIV/AIDS launched the 90-90-90 initiative. Failure to meet the target reflects the difficulties in successfully implementing HIV treatment policy. There are research gaps ...

    Martha Ali Abdulai, Fraukje E. F. Mevissen in Health Research Policy and Systems (2023)

  2. Article

    Open Access

    Chlamydia trachomatis testing among young people: what is the role of stigma?

    To reach young people for Chlamydia trachomatis (CT) testing, new web-based strategies are used to offer testing via young people’s sexual and social networks. The success of such peer-driven strategies depends o...

    Kevin A. T. M Theunissen, Arjan E. R. Bos, Christian J. P. A. Hoebe in BMC Public Health (2015)

  3. No Access

    Article

    Normative data for the Dutch version of the Penn State Worry Questionnaire

    Worry is a common symptom in various psychiatric problems and the key symptom of generalised anxiety disorder (GAD). The Penn State Worry Questionnaire (PSWQ) is the most widely used self-report scale for meas...

    Colin van der Heiden, Peter Muris, Arjan E. R. Bos in Netherlands Journal of Psychology (2009)

  4. No Access

    Article

    Cutting a diamond out of stone: psychological perspectives on changing self and identity

    Perhaps a diamond is hidden in each of us, but can we bring it out? The conviction that we can be whoever we want to be is widespread. Books, courses and ‘ten-step programs’ all provide recommendations for sel...

    Arjan E. R. Bos, Naomi Ellemers in Netherlands Journal of Psychology (2006)

  5. No Access

    Article

    Changing self-esteem in children and adolescents: a roadmap for future interventions

    Self-esteem is an important construct that is related to academic achievement, social functioning and psychopathology in children and adolescents. Therefore, it is not surprising that many interventions have t...

    Arjan E. R. Bos, Peter Muris, Sandra Mulkens in Netherlands Journal of Psychology (2006)