Hills, R., A. J. Pawson, P. Rondard, O. Sbai, and Q.-Y. Zhou. “Prokineticin Receptors (version 2020.4) in the IUPHAR/BPS Guide to Pharmacology Database”. IUPHAR/BPS Guide to Pharmacology CITE, Vol. 2020, no. 4, Sept. 2020, doi:10.2218/gtopdb/F56/2020.4.