EL SHEIKH, R.; S HASSAN, W.; M EL-GABRY, M.; GOUDA, A. A.; S IDRIS, S.; M SALEM, O.; S ALI, I. Title DEVELOPMENT AND VALIDATION OF SPECTROPHOTOMETRIC METHODS FOR DETERMINATION OF LEUKOTRIENE RECEPTOR ANTAGONIST MONTELUKAST SODIUM IN BULK AND PHARMACEUTICAL FORMULATIONS. Asian J Pharm Clin Res 2020, 13, 86-92.