Janssen, Eric; Vuolo, Mike; Gérome, Clément; … - In: Epidemiologic Methods 10 (2021) 1
substances, with special emphasis on crack cocaine in France. We first introduce a unique monitoring system committed to the … professionals’ knowledge to provide guidance to estimate the number of crack cocaine users. We then rely on a set of multilevel … field evidence suggests an increasing diversity in crack cocaine users’ profiles, we provide a measure of heterogeneity to …