Rathee, J. S.Patro, B. S.Mula, S.Gamre, S.Chattopadhyay, S.2008-09-022008-09-022006http://hdl.handle.net/123456789/10286162 bytestext/htmlenAntioxidantactive principleallylpyrocatecholPiper betelAntioxidant Activity of Piper betel Leaf Extract and its ConstituentsArticle