Urine drug screen (UDS) immunoassays are a quick and inexpensive method for
determining the presence of drugs of abuse. Many cross-reactivities exist with other …

Child commercial sexual exploitation and sex trafficking are global health problems
requiring a multidisciplinary approach by individuals, organizations, communities, and …

This tutorial provides an overview of the validation of qualitative analytical methods, with
particular focus on their main performance parameters, for both univariate and multivariate …

Abstract Coronavirus Disease 2019 (COVID-19) is escalating all over the world and has
higher morbidities and mortalities in certain vulnerable populations. People Who Use Drugs …

Aims To compare the efficacy of slow‐release oral morphine (SROM) and methadone as
maintenance medication for opioid dependence in patients previously treated with …

Urine drug testing plays an important role in monitoring licit and illicit drug use for both
medico-legal and clinical purposes. One of the major challenges of urine drug testing is …

Background. 3-Methoxy-phencyclidine (3-MeO-PCP) and 4-methoxy-phencyclidine (4-MeO-
PCP) are analogs of and drug substitutes for the dissociative substance PCP (“Angel dust”) …

Background. Traditionally, urine drug screens have only been concerned with positive or
negative results. Those results provide physicians treating patients for pain with chronic …

Consumption of poppy seed-containing food products can result in opiate-positive urine
drug test results and may pose challenges in distinguishing poppy seed consumption from …

Drug confirmation by mass spectrometry coupled with chromatography is essential to
toxicology, doping control, pain management, and workplace drug testing. High confidence …