@article{2004, title={Native Fluorescence Flow-through Optosensor for the Fast Determination of Diphenhydramine in Pharmaceuticals}, author={Isabel PASCUAL REGUERA and María GUARDIA RUBIO and Antonio MOLINA DÍAZ}, journal={Analytical Sciences}, volume={20}, number={5}, pages={799-803}, year={2004}, doi={10.2116/analsci.20.799} }