Media type: E-Article Title: The Effect of Sex on Avian Plasma Cholinesterase Enzyme Activity: A Potential Source of Variation in an Avian Biomarker Endpoint Contributor: Maul, Jonathan D.; Farris, Jerry L. Published: Springer Science and Business Media LLC, 2004 Published in: Archives of Environmental Contamination and Toxicology, 47 (2004) 2 Language: English DOI: 10.1007/s00244-004-3142-x ISSN: 0090-4341; 1432-0703 Keywords: Health, Toxicology and Mutagenesis ; Pollution ; Toxicology ; General Medicine Origination: Footnote: