The complete article "Occupational Exposure to Antibiotics in Poultry Feeding Farms" can be downloaded at the website of the Journal "Annals of Work Exposures and Health", Volume 63, Issue 7, pp. 821-827 (charges may apply).
R. Paul, S. Gerling, M. Berger, K. Blümlein, U. Jäckel, S. Schuchardt:
Occupational Exposure to Antibiotics in Poultry Feeding Farms.
in: Annals of Work Exposures and Health, Volume 63, Issue 7 2019. pages 821-827, Project number: F 2344, DOI: 10.1093/annweh/wxz047