@article{antunes_lourenço_pinto_2011,  title={Determination of apramycin in oral soluble powder by a HPLC method using pre-column derivatization with o-phthalaldehyde and UV detection},  volume={47},  ISSN={1984-8250},  url={https://doi.org/10.1590/S1984-82502011000200007},  DOI={10.1590/S1984-82502011000200007},  number={2},  journal={Brazilian Journal of Pharmaceutical Sciences},  publisher={Universidade de São Paulo, Faculdade de Ciências Farmacêuticas},  author={Antunes, Elisabete de Almeida Barbosa and Lourenço, Felipe Rebello and Pinto, Terezinha de Jesus Andreoli},  year={2011},  month={Apr},  pages={261–268} }