TY - JOUR AU - Sarrafi, Neda AU - Sadeghi, Susan TI - Ligandless preconcentration and determination of cadmium in food and human serum samples by dispersive liquid- liquid microextraction method based on a task-specific ionic liquid combined with flame atomic absorption spectrometry JO - Chemistry and Nanochemistry VL - 1 IS - 3 SP - 16 EP - 24 PY - 2022 DO - ER -