Bunnett, N., K. DeFea, J. Hamilton, M. D. Hollenberg, R. Ramachandran, and J. Trejo. “Proteinase-Activated Receptors in GtoPdb V.2021.3”. IUPHAR/BPS Guide to Pharmacology CITE, Vol. 2021, no. 3, Sept. 2021, doi:10.2218/gtopdb/F59/2021.3.