Abu Reid, Imad Osman, and Elrasheed Ahmed Gad Kariem. “DEVELOPMENT AND VALIDATION OF A HPLC METHOD FOR THE SIMULTANEOUS DETERMINATION OF PSEUDOEPHEDRINE, DEXTROMETHORPHAN, AND TRIPROLIDINE IN THEIR COMBINED COUGH AND COLD SYRUPS”. JOURNAL OF ADVANCES IN CHEMISTRY 13, no. 11 (March 22, 2017): 6011–6017. Accessed February 25, 2024. https://rajpub.com/index.php/jac/article/view/5911.