Tutunchi H, Ebrahimi-Mameghani M, Hosseinzadeh-Attar MJavad, Roshanravan N, Mobasseri M, Najafipour F, Naeini F, Naghshi S, Asghari S, Akbarzadeh M, et al. Effects of oleoylethanolamide supplementation on the expression of lipid metabolism-related genes and serum NRG4 levels in patients with non-alcoholic fatty liver disease: A randomized controlled trial. Clin Nutr ESPEN. 2023;58:311-319.