1. Albuquerque, A. D. J. dos R., Silva, P. M. de F. E., Cavalcante, A. L. F. de A., & Sampaio, F. C. (2013). Polyphenols as a source of antimicrobial agents against human pathogens. In Plant Extracts: Role in Agriculture, Health Effects and Medical Applications (pp. 275–293). New York: Nova science publications.
2. Saliva composition and functions: a comprehensive review;De Almeida;J. Contemp. Dent. Pract.,2008
3. Antidiabetic activities of aqueous and ethanolic extracts of Piper betle leaves in rats;Arambewela;J. Ethnopharmacol.,2005
4. Antibacterial activity of ethanolic and aqueous extracts of Acacia aroma Gill. ex hook et arn;Arias;Life Sci.,2004
5. Antimicrobial, antioxidative and antihemolytic activity of Piper betel leaf extracts;Chakraborty;Int. J. Pharm. Pharm. Sci.,2011