[11C]Carfentanil PET Whole-Body Imaging of μ-Opioid Receptors: A First in-Human Study. - Dubroff, Jacob G.; Hsieh, Chia-Ju; Wiers, Corinde E.; Lee, Hsiaoju; Schmitz, Alexander; Li, Elizabeth J.; Schubert, Erin K.; Mach, Robert H.; Kranzler, Henry R. (Journal of Nuclear Medicine, 2026)