da Silva LM, de Araújo ACLF, Defácio L, Vale RBP, Machado DS, Silveira SQ, Nersessian RSF, de Souza Neto M, Mizubuti GB, de Oliveira Lima H. Reduction in anesthesia-related nitrous oxide consumption and environmental footprint via a quality improvement initiative at two quaternary hospitals in São Paulo, Brazil. Can J Anaesth. 2025 Aug;72(8):1249-1259. English. Epub 2025 Jul 7. PMID: 40624441.