Fazeenah Hameed, Carukshi Arumbepola, PP Priyani, Mohammed Zeinadeen, Mohammed Aleemuddin Quamri. A clinical study on the effect of a Unani formula in Varm e Lissa (Gingivitis). 1st International Conference on Unani, Ayurveda, Siddha and Traditional Medicine- 2013, Sri Lanka