1. “APHIS | USDA.” Animal and Plant Health Inspection Service | USDA. N.p., 18 Sept. 2015. Web. 11 Dec. 2015. https://www.usda.gov/topics/animals/one-health/avian-influenza. Accessed February 2016.
2. Safe application of regionalization for trade in poultry and poultry products during highly pathogenic avian influenza outbreaks in the USA.;Swayne;Avian Pathol.,2017
3. Prevalent diseases and mortality in egg type layers under subtropical environment.;Farooq;Livest. Res. Rural Dev.,2002
4. Beutler, A. 2007. Introduction to poultry production in Saskatchewan, University of Saskatchewan, Saskatoon, Saskatchewan, S7N 5A8. http://www.agriculture.gov.sk.ca/Introduction_Poultry_Production_Saskatchewan. Accessed August 2016.
5. On-farm comparisons of different cleaning protocols in broiler houses.;Luyckx;Poult. Sci.,2015