Bibliografisk träff 2001-09-01 5,5',6,6'-Tetrahydroxy-3,3'-biindolyl from beetroot (Beta vulgaris) peel extract. Kujala T, Klika K, Ovcharenko V, Loponen J, Vienola M, Pihlaja K. Z Naturforsch C J Biosci · research support, non-u.s. gov't; journal article · DOI 10.1515/znc-2001-9-1008