
Auteur M. J. L. F. CRUYFF
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Documents disponibles écrits par cet auteur (2)

A. O. PÉREZ ; M. J. L. F. CRUYFF ; A. BENSCHOP ; D. J. KORF | 2013
Dans Substance Use and Misuse (Vol.48, n°1-2, 2013) Article : PériodiqueThe aim of this study was to estimate the prevalence of crack dependence in the three largest Dutch cities (Amsterdam, Rotterdam, The Hague), stratified by gender and age. Three-sample capture-recapture, using data (collected between 2009 and 20[...]
P. G. M. VAN DER HEIJDEN ; G. CRUTS ; M. J. L. F. CRUYFF | 2013
Dans International Journal of Drug Policy (Vol.24, n°6, November 2013) Article : PériodiqueBackground: The number of problem drug users is used as a key indicator to monitor the drug situation in the European Union. An alternative approach to estimate the number of problem drug users is given by ‘the one-source capture-recapture analy[...]