Fentanyl in Pressed Oxycodone Pills: A Qualitative Analysis of Online Community Experiences with an Emerging Drug Trend. - Arya, Simran; Nagappala, Suhas; Krawczyk, Noa; Gi, Yuanqi; Meacham, Meredith C.; Bunting, Amanda M. (Substance Use & Misuse, 2022)