Uriarte, J., et al. “Stochastic Estimation of Seroprevalence Against Ornithobacterium Rhinotracheale and Avian Pneumovirus Among Chickens in Argentina”. International Journal of Poultry Science, vol. 9, no. 4, Mar. 2010, pp. 352–356, https://doi.org/10.3923/ijps.2010.352.356.