Professor Pathirage Kamal Perera
Faculty of Indigenous Medicine, University of Colombo
Standardization and quality control of Centellaasiaticalinn
SeneviratneVajira PS, Hapuarachchi SD, Perera PK. Standardization and quality control of Centellaasiaticalinn. (Gotu kola) dried powder and capsules. World Journal of Pharmacy and Pharmaceutical Sciences 2015, 5(1):42-50
www.wjpps.com/download/article/1451541974.pdf