1. Almas K. Miswak (chewing stick) and its role in oral health. Postgrad Dent 1993; 3 : 214-8.
2. Al-Bayaty FH. AI-Koubaisi AH, Ali Naw, Abdulla MA. Effect of mouth wash extracted from Salvadora persica (Miswak) on dental plaque formation: A clinical trial. J Medicinal Plants Res 2010; 4 (14) : 1446-54.
3. Sofrata A, Lingström P, Baljoon M, Gustafsson A. The effect of miswak extract on plaque pH. An in vivo study. Caries Res 2007; 41 (6) : 451-4.
4. Batwa M, Bergstrom J, Batwa S, Al-Otaibi MF. The effectiveness of chewing stick miswak on plaque removal. Saudi Dent J 2006; 18 (3) : 125-33.
5. Duke JA, Atchley AA. CRC handbook of proximate analysis tables of higher plants. USA: CRC Press 1986.