Mori, H.Matsubara, N.Ushimaru, Y.Hirono, I.2017-02-162017-02-161979EXPERIENTIA 35(3) 384-385, 1979http://hdl.handle.net/123456789/6853enarecanutpiper betel leavescarcinogenivityCarcinogenicity examination of betel nuts and piper betel leavesArticle