Koay, Yin Shin, Rosnani Hasham, Siti Pauliena Mohd Bohari, and Mariani Abdul Hamid. “Probe Ultrasonic-Assisted Extraction of Andrographolide Rich Extract from Andrographis Paniculata: Processing Parameters Optimization Using Response Surface Methodology”. Trends in Sciences 19, no. 23 (November 10, 2022): 385. Accessed April 5, 2026. https://tis.wu.ac.th/index.php/tis/article/view/385.