a Moussa, B., A. A. El-Zaher, M. A. Mahrouse, and M. S. Ahmed, "Simultaneous determination of amlodipine besylate and atorvastatin calcium in binary mixture by spectrofluorimetry and HPLC coupled with fluorescence detection", Analytical chemistry insights, vol. 8, pp. ACI. S12921, 2013/1. Abstract

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Hassib, S. T., A. A. El-Zaher, and M. A. Fouad, "Development and validation of RP-HPLC stability-indicating methods for the determination of butamirate citrate and sodium cromoglycate", J. Chem. Pharm. Res, issue 3, pp. 243-258, 2011. Abstract

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Hassib, S. T., M. A. - A. Mohammad, A. A. El-Zaher, and E. F. El-Kady, "DRUG FORMULATIONS AND CLINICAL METHODS-Simultaneous Determination of Chlorzoxazone and Ketoprofen in Binary Mixtures and in Ternary Mixtures Containing the Chlorzoxazone …", Journal of AOAC International, vol. 90, issue 3, pp. 693-699, 2007. Abstract

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Abadi, A. H., G. H. Hegazy, and A. A. El-Zaher, "Synthesis of novel 4-substituted-7-trifluoromethylquinoline derivatives with nitric oxide releasing properties and their evaluation as analgesic and anti-inflammatory agents", Bioorganic & medicinal chemistry, vol. 13, issue 20, pp. 5759-5765, 2005/10/15. Abstract

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Hegazy, G. H., A. Taher, and A. A. El‐Zaher, "Synthesis of Some Floctafenine Derivatives of Expected Anti‐inflammatory/Analgesic Activity", Archiv der Pharmazie: An International Journal Pharmaceutical and Medicinal Chemistry, vol. 338, issue 8, pp. 378-384, 2005/8. Abstract

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Hassib, S. T., B. a Moussa, H. A. Hashim, and A. A. El-Zaher, "Determination of Certain Antispasmodic Drugs As Single Ingredient, Mebeverine Hydrochloride, and in Two Component Mixtures, Mebeverine Hydrochloride–Sulpiride and Isopropamide …", Spectroscopy letters, vol. 35, issue 1, pp. 43-61, 2002/4/3. Abstract

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Hassib, S. T., N. M. El-Sayed, F. A. Romeih, and A. A. Elzaher, "Determination of some anti-inflammatory drugs by derivative spectrophotometry", Analytical letters, vol. 27, issue 5, pp. 887-906, 1994/3/1. Abstract

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Hassib, S. T., G. S. Hassan, A. A. El-Zaher, M. A. Fouad, and E. A. Taha, "Quantitative analysis of anti-inflammatory drugs using FTIR-ATR spectrometry", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol. 186, pp. 59-65, 2017. spectrochimica_acta_inas.pdf