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TNO Kwaliteit van Leven (author), Vogels, A.G. (author), Crone, M.R. (author), Hoekstra, F. (author), Reijneveld, S.A. (author)
Background. Good questionnaires are essential to support the early identification of children with psychosocial dysfunction in community based settings. Our aim was to assess which of three short questionnaires was most suitable for this identification among school-aged children. Methods. A community-based sample of 2,066 parents of children...
article 2009
document
Wiefferink, C.H. (author), Detmar, S.B. (author), Coumans, B. (author), Vogels, T. (author), Paulussen, T.G.W. (author), TNO Kwaliteit van Leven (author)
The aim of this study is to identify the social psychological determinants of the use of performance-enhancing drugs by gym users who practice bodybuilding, fitness, powerlifting or combat sports. In this questionnaire-based study, 144 respondents answered questions on their actual use and intention to use such drugs and also on their background...
article 2008
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TNO Kwaliteit van Leven (author), Reijneveld, S.A. (author), Vogels, A.G.C. (author), Hoekstra, F. (author), Crone, M.R. (author)
article 2006