Combination of solvent extraction with deep eutectic solvent based dispersive liquid–liquid microextraction for the analysis of aflatoxin M1 in cheese samples using response surface methodology optimization. - Masrouri, Mobin; Afshar Mogaddam, Mohammad Reza; Farajzadeh, Mir Ali; Nemati, Mahboob; Lotfipour, Farzaneh (Journal of Separation Science, 2021)