Colletti, S. L., A. P. IJzerman, T. W. Lovenberg, S. Offermanns, G. Semple, M. G. Waters, and A. Wise. “Hydroxycarboxylic Acid Receptors (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database”. IUPHAR/BPS Guide to Pharmacology CITE, Vol. 2019, no. 4, Sept. 2019, doi:10.2218/gtopdb/F48/2019.4.