%0 Journal Article %T A Two-Step Optimization Approach: Validated RP-HPLC Method for Determination of Gatifloxacin and Dexamethasone in Ophthalmic Formulation %A Saad, Martin, N %A Essam, Hebatallah, M %A Elzanfaly, Eman, S %A Amer, Sawsan, M %J Journal of Chromatographic Science %V 58 %N 6 %@ 0021-9665 %D 2020-06-05 %I Oxford University Press %~ DeepDyve