Spackman, E., McCracken, K. G., Winker, K., & Swayne, D. E. (2006). H7N3 Avian Influenza Virus Found in a South American Wild Duck Is Related to the Chilean 2002 Poultry Outbreak, Contains Genes from Equine and North American Wild Bird Lineages, and Is Adapted to Domestic Turkeys. American Society for Microbiology.

Spackman, Erica, Kevin G. McCracken, Kevin Winker, and David E. Swayne. H7N3 Avian Influenza Virus Found in a South American Wild Duck Is Related to the Chilean 2002 Poultry Outbreak, Contains Genes From Equine and North American Wild Bird Lineages, and Is Adapted to Domestic Turkeys. American Society for Microbiology, 2006.

Spackman, Erica, Kevin G. McCracken, Kevin Winker, and David E. Swayne. H7N3 Avian Influenza Virus Found in a South American Wild Duck Is Related to the Chilean 2002 Poultry Outbreak, Contains Genes From Equine and North American Wild Bird Lineages, and Is Adapted to Domestic Turkeys. American Society for Microbiology, 2006.