H. Al-Bagawi A, El Sheikh R, M.A. Salem O, M. Abdel Fattah G, M. Garoub M, A. Gouda A. Ultrasound-assisted dispersive liquid-liquid microextraction approach for preconcentration of acyclovir as antiviral drug in dosage forms prior to spectrophotometric determination. Bull. Chem. Soc. Eth. [Internet]. 2023 Jun. 30 [cited 2026 Sep. 4];37(5):1081-92. Available from: https://www.ajol.info/index.php/bcse/article/view/250376