Di Virgilio, Francesco, Richard J. Evans, Simonetta Falzoni, Michael F. Jarvis, Charles Kennedy, Baljit S. Khakh, Brian King, Patrizia Pellegatti, and John A. Peters. “P2X Receptors (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database”. IUPHAR/BPS Guide to Pharmacology CITE 2019, no. 4 (September 16, 2019). Accessed March 29, 2020. http://journals.ed.ac.uk/gtopdb-cite/article/view/3229.