1. United States Department of Agriculture. Livestock and Poultry: World markets and trade. [online]. [Accessed: October of 2016]. 2015, Available at: http://usda.mannlib.cornell.edu/usda/fas/livestock-poultry-ma/2010s/2015/livestock-poultry-ma-10-09-2015.pdf
2. OSHA. Occupational Safety and Health Administration. Prevention of musculoskeletal injuries in poultry processing, [online]. [Accessed: 30 of September of 2016]. 2013. Available at: https://www.osha.gov/Publications/OSHA3213.pdf
3. Hamberg-van Reenen, H.H., van der Beek, A.J., Blatter, B.M., van der Grintenc, M.P., van Mechelen, W. and Bongers, P.M., Does musculoskeletal discomfort at work predict future musculoskeletal pain? Ergonomics, 51(5), pp. 637-648, 2008. DOI: 10.1080/00140130701743433
4. Tirloni, A.S., Reis, D.C., Santos, J.B., Reis, P.F., Barbosa, A. and Moro, A.R.P., Body discomfort in poultry slaughterhouse workers, Work (Reading, MA), 41, pp. 2420-2425, 2012. DOI: 10.3233/WOR-2012-0651-2420
5. Reis, P.F. and Moro, A.R.P., Preventing Rsi/Wruld: use of esthesiometry to assess hand tactile sensitivity of slaughterhouse workers. Work (Reading, MA), 41, pp. 2556-2562, 2012. DOI: 10.3233/WOR-2012-0498-2556