Spector D, Anthony M, Alexander D, Arab L. Soy consumption and colorectal cancer. Nutr Cancer. 2003;47(1):1-12.
Wolowacz SE, Yon Hin BFY, Lowe CR. Covalent electropolymerisation of glucose oxidase in polypyrrole. Anal Chem. 1992;64(14):1541.