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Whitley, Penn and LaRue, Leah and Fernandez, Soledad A and Passik, Steven D and Dawson, Eric and Jackson, Rebecca D (2022) Analysis of urine drug test results from substance use disorder treatment practices and overdose mortality rates, 2013-2020. JAMA Network Open , 5 , (6) .
Huhn, Andrew S and Whitley, Penn and Bolin, B Levi and Dunn, Kelly E (2024) Fentanyl, heroin, methamphetamine, and cocaine analyte concentrations in urine drug testing specimens. JAMA Network Open , 7 , (10) .
Saloner, Brendan and Whitley, Penn and Dawson, Eric and Passik, Steven and Gordon, Adam J and Stein, Bradley D (2023) Polydrug use among patients on methadone medication treatment: evidence from urine drug testing to inform patient safety. Addiction , 118 , (8) , pp. 1549-1556.