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Medina, J. R.; GarcÍaC. A.; Hurtado, M.; DomÍnguez-ramÍrezA. M. SIMULTANEOUS DETERMINATION OF KETOPROFEN AND ACETAMINOPHEN IN FIXED-DOSE COMBINATION FORMULATIONS BY FIRST-ORDER DERIVATIVE SPECTROSCOPY: APPLICATION TO DISSOLUTION STUDIES. Int J Pharm Pharm Sci 2016, 8, 244-248.