Media type: E-Article Title: Amperometric cholesterol biosensor based on immobilized cholesterol esterase and cholesterol oxidase on conducting polypyrrole films Contributor: Singh, Suman; Chaubey, Asha; Malhotra, B.D Published: Elsevier BV, 2004 Published in: Analytica Chimica Acta, 502 (2004) 2, Seite 229-234 Language: English DOI: 10.1016/j.aca.2003.09.064 ISSN: 0003-2670 Origination: Footnote: