A.K Thejan, S. Fernando, T.T Niles, Johann De Zilwa, P.K Perera. Standardization and quality control of Healing Herbs Herbalean Capsule. 4th International Conference on Ayurveda, Unani, Siddha & Traditional Medicine (ICAUST 2016), 8-10th December 2016 Institute of Indigenous Medicine, University of Colombo, Rajagiriya, Sri Lanka (iim.cmb.ac.lk/icaust2016. 4th International Conference on Ayurveda, Unani, Siddha & Traditional Medicine (ICAUST 2016) Institute of Indigenous Medicine, University of Colombo, Rajagiriya, Sri Lanka  (iim.cmb.ac.lk/icaust2016)