“Full Factorial Design, Physicochemical Characterization of Phenylephrine HCl Loaded Oral Thin Film”.
Asian Journal of Pharmaceutics (AJP) 9, no. 2 (April 18, 2015): 137–145. Accessed April 15, 2026.
https://www.asiapharmaceutics.info/index.php/ajp/article/view/443.