Ch. Kalyana Kumar, Sudha Murthy and Kaiser Jamil
International Journal of Pharmacology 3 ( 2 ): 130 - 136 , 2007
V. Sandhya Rani, A. Kishore Kumar, Ch. Pradeep Kumar and A. Rama Narsimha Reddy
Journal of Medical Sciences 13 ( 7 ): 571 - 577 , 2013