Billiar, Timothy R., Giuseppe Cirino, David Fulton, Roberto Motterlini, Andreas Papapetropoulos, and Csaba Szabo. 2019. “Nitric Oxide Synthases (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database”. IUPHAR/BPS Guide to Pharmacology CITE 2019 (4). https://doi.org/10.2218/gtopdb/F253/2019.4.