@incollection{Fujii12,
author = {Hideaki Fujii and Shigeto Hirayama and Hiroshi Nagase},
title = {Opioid Kappa Receptor Selective Agonist TRK-820 (Nalfurafine Hydrochloride)},
booktitle = {Pharmacology},
publisher = {IntechOpen},
address = {Rijeka},
year = {2012},
editor = {Luca Gallelli},
chapter = {4},
doi = {10.5772/33066},
url = {https://doi.org/10.5772/33066}
}