Garcia-Esteve L, Torres A, Navarro P, Aguado J, Ascaso C. Maternidad the planned y psicomorbilidad: un riesgo evitable / Unplanned pregnancy and psychological morbidity: an avoidable risk. Fac Med Barc. 2005 Jul;32(3):111-8.
Wolowacz SE, Yon Hin BFY, Lowe CR. Covalent electropolymerisation of glucose oxidase in polypyrrole. Anal Chem. 1992;64(14):1541.