@article{paperid:1029917, author = {Sarafraz Yazdi, Ali and Assadi GhshlAgh Sofla, Hakimeh and , and -, -}, title = {Pre-concentration of non-steroidal anti-inflammatory drugs in water using dispersive liquid–liquid and single-drop microextraction with high-performance liquid chromatography In}, journal = {Journal of Separation Science}, year = {2012}, volume = {35}, number = {18}, month = {September}, issn = {1615-9306}, pages = {2476--2483}, numpages = {7}, keywords = {Dispersive liquid–liquid microextraction / New combinational microextraction method / Non-steroidal anti-inflammatory drugs / Single-drop mi}, }