@article{shokrollahi_joybar_haghighi_niknam_niknam_2013,  title={Application of cloud point preconcentration and flame atomic absorption spectrometry for the determination of cadmium and zinc ions in urine, blood serum and water samples},  volume={36},  ISSN={0100-4042},  url={https://doi.org/10.1590/S0100-40422013000300004},  DOI={10.1590/S0100-40422013000300004},  number={3},  journal={Química Nova},  publisher={Sociedade Brasileira de Química},  author={Shokrollahi, Ardeshir and Joybar, Somayeh and Haghighi, Hoda Elias and Niknam, Khodabakhsh and Niknam, Ebrahim},  year={2013},  pages={368–374} }