@inproceedings{inproceedings870451c6, title = {Simultaneous determination of rifampicin and ofloxacin by in-tube solid-phase microextraction and liquid chromatography}, author = {Melo, Lidervan Paula and Queiroz, Maria EugĂȘnia Costa and Silva, Bruno J. G.}, year = {2008}, booktitle = {Congresso Latino Americano de Cromatografia e TĂ©cnicas Relacionadas (COLACRO)} }