Billiar, T. R., G. Cirino, D. Fulton, R. Motterlini, A. Papapetropoulos, and C. Szabo. “Haem Oxygenase (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/F278/2019.4.