K.CHANDRASEKARAN, and L.SUSEELA. “Analgesic Activity Of Ethanolic Extract Of Pentatropis Capensis And Sarcostemma Secamone”. International Journal of Pharma and Bio Sciences, vol. 2, no. 4, Dec. 2011, pp. 73-76, https://ijpbs.net/index.php/journal/article/view/1000.