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Toutouzas, K.; Riga, M.; Stefanadi, E.; Stefanadis, C. (2008). "Asymmetric dimethylarginine (ADMA) and other endogenous nitric oxide synthase (NOS) inhibitors as an important cause of vascular insulin resistance". Hormone and Metabolic Research. 40 (9): 655–659. doi:10.1055/s-0028-1083814. PMID18792879.{{cite journal}}: CS1 maint: multiple names: authors list (link)