Singgih, Marlia, Sophi Damayanti, and Natalia Pandjaitan. “ANTIMICROBIAL ACTIVITY OF STANDARDIZED PIPER BETEL EXTRACT AND ITS MOUTHWASH PREPARATION”. International Journal of Pharmacy and Pharmaceutical Sciences 6, no. 7 (July 1, 2014): 243–246. Accessed December 5, 2025. https://www.journals.innovareacademics.in/index.php/ijpps/article/view/2003.