McMurphy, Martha A., et al. “Enterococcus Species Isolated from Northern Bobwhite (Colinus Virginianus) Chicks: Species Distribution and Antibiotic Resistance”. International Journal of Poultry Science, vol. 9, no. 1, Dec. 2009, pp. 43–47, https://doi.org/10.3923/ijps.2010.43.47.