bibliographicCitation |
Peng X, Knapp BI, Bidlack JM, Neumeyer JL. Pharmacological properties of bivalent ligands containing butorphan linked to nalbuphine, naltrexone, and naloxone at mu, delta, and kappa opioid receptors. J Med Chem. 2007 May 03;50(9):2254–8. PMID: 17407276; PMCID: PMC3357624. |