1. Evaluation of four oral fluid devices (DDS®, Drugtest 5000®, Drugwipe 5+® and RapidSTAT®) for on-site monitoring drugged driving in comparison with UHPLC–MS/MS analysis 
Sabina Strano-Rossi, Erika Castrignanò, Luca Anzillotti, Giovanni Serpelloni, Roberto Mollica, Franco Tagliaro, Jennifer P. Pascali, Delfina di Stefano, Roberto Sgalla, Marcello Chiarotti 
Forensic Science International 
Volume 221, Issue 1, Pages (September 2012)
DOI: /j.forsciint
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2. Fig. 1 Scheme of sampling during police patrols.
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3. Fig. 2
Sensitivities with standard error bars (at a confidence interval of 95%) of the four OF devices for cocaine and THC.
Forensic Science International  , 70-76DOI: ( /j.forsciint )
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4. Fig. 3 False positive and false negative results.
Forensic Science International  , 70-76DOI: ( /j.forsciint )
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