Sulistiyo J. Assay of Diphenhydramine HCl in Syrup by High Performance Liquid Chromatography. J. Drug Delivery Ther. [Internet]. 2023 Jun. 15 [cited 2026 Jan. 28];13(6):141-4. Available from: https://jddtonline.info/index.php/jddt/article/view/5885