Hurtado, Marcela, and Jose Raul Medina. “ANALYTICAL METHOD DEVELOPMENT BY SOLID PHASE EXTRACTION AND HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY FOR DIPHENHYDRAMINE QUANTIFICATION IN SYRUPS”. International Journal of Applied Pharmaceutics 9, no. 6 (November 7, 2017): 106–109. Accessed April 25, 2024. https://journals.innovareacademics.in/index.php/ijap/article/view/20577.