1 Jacobson et al., 2010. Porcine proliferative enteropathy: An important disease with questions remaining to be solved. The Veterinary Journal 184, 264–268
2, Paradis et al., 2012. Subclinical Ileitis: Diagnostic and performance parameters in a multi-dose mucosal homogenate challenge model. Journal of Swine Health and Production. 20 (3): 137-141.
3 McOrist et al., 2006. Proliferative Enterophaties. In: Diseases of Swine. Straw et al. Eds. Blackwell Publishing, Ames, Iowa.
4, Hardge et al., 2006. Serological prevalence of Lawsonia intracellularis across European pig herds. Proceedings of the 19th International Pig Veterinary Society Congress, Copenhagen, Denmark, p 77.
5 Mortimer et al., 2000. Serological prevalence of Lawsonia intracellularis across UK and Irish pig herds. Proceedings of the 16th International Pig Veterinary Society Congress, Melbourne, Australia, p. 110.
6, Hands et al., 2010. Current infection patterns of porcine proliferative enteropathy in Great Britain and the Republic of Ireland. Veterinary Record 167, 343-344.
7 Bae JK, Wieland B, Sait M, et al Risk factors associated with Lawsonia intracellularis in English pig farms Veterinary Journal 2013; Epub: 1-5
8. http://www.farmbusiness.cc/PDF/Winter2012_Elanco_Factfile_004_Ileitis.pdf Based on assumption that:
● Target weight gain of 90 kilos between weaning and marketing
● FCR for that period of 2.5
● Average feed price of 0.25 £/kg
● Assuming that the increase in FCR would persist for one half of the growing period only
9, Saives et al., 2010. A longitudinal study comparing four diagnostic tests for Lawsonia intracellularis. Proceedings of the 21th International Pig Veterinary Society Congress, Vancouver, Canada, p. 698.
10. Saives et al., 2010. Sub-clinical Ileitis: use of a diagnostic tool, Lawsonia FIRSTtest, to understand the excretion of sows and piglets and the impact of Tylan treatments on sows. Proceedings of the 21th International Pig Veterinary Society Congress, Vancouver, Canada, p. 699.