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The Science of the Total Environment|September 3, 1999
Metal and sediment ingestion by dabbling ducksW N Beyer, J Spann, D Day
Archives of Environmental Contamination and Toxicology|January 20, 2005
Zinc and lead poisoning in wild birds in the tri-state mining district (Oklahoma, Kansas, and Missouri)W N Beyer, J Dalgarn, S Dudding, et al.
Ecotoxicology (London, England)|September 15, 2001
Estimating toxic damage to soil ecosystems from soil organic matter profilesW N Beyer
Archives of Environmental Contamination and Toxicology|April 25, 2003
Toxicity of lead-contaminated sediment to mute swansD D Day, W N Beyer, D J Hoffman, et al.
Journal of Wildlife Diseases|July 1, 1985
Heavy metals in white-tailed deer living near a zinc smelter in PennsylvaniaL Sileo, W N Beyer
The Journal of Family Practice|February 1, 1983
Impact of spirometry on the management of chronic obstructive airway diseaseS J Spann
Annals of Family Medicine|January 18, 2005
Report on financing the new model of family medicineStephen J Spann,
Family Medicine|March 1, 1986
Family practice in the tropicsS J Spann
Environmental Monitoring and Assessment|November 22, 2013
Organochlorine pesticide residues in moths from the Baltimore, MD-Washington, D.C. areaW N Beyer, T E Kaiser
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