Cannabis is one of the oldest and most commonly abused drugs in the world. Recently,
tremendous advances have been made in our understanding of the endogenous …

Background: There is currently a profusion of near-patient testing devices that have been
specifically targeted at drug dependency units and clinics. Some of these devices have been …

The adulteration of urine specimens with nitrite ion hasseen shown to mask the gas
chromatography-mass spectrometry (GC-MS) confirmation testing of marijuana use. This …

The aim with this study was to evaluate the accuracy of several on-site testing devices on the
market. A part of this study is included in the European Union's (EU's) roadside testing …

We evaluated 3-month outcomes for reinforcement-based intensive outpatient treatment
(RBT), a new relapse prevention behavior therapy for inner city opiate abusers. The therapy …

This controlled study examined the efficacy of reinforcement-based therapy (RBT) for
producing enhanced abstinence outcomes over 12 months in opioid-dependent patients …

This randomized clinical trial examined the efficacy of comprehensive usual care (UC) alone
(n= 42) or enhanced by reinforcement‐based treatment (RBT)(n= 47) to produce improved …

This paper characterizes a novel multianalyte competitive binding, electrokinetic capillary-
based immunoassay for urinary methadone, opiates, benzoylecgonine (cocaine metabolite) …

To date, there are a few technologies for the development of noncompetitive immunoassays
for small molecules, the most common of which relies on the use of anti-immunocomplex …

Screening urine samples for drugs of abuse is important for the confirmation of drug misuse
and for the clinical management of drug misusers. Laboratories providing this service …