title: [Fourth "three country day" dedicated to veterinary environmental hygiene].
mesh_terms: D000820:Animal Diseases / Q000517:prevention & control*; D000821:Animal Feed / Q000592:standards*; D000818:Animals; D001530:Belgium; D004785:Environmental Pollutants / Q000009:adverse effects*; D005260:Female; D005858:Germany; D006801:Humans; D008297:Male; D009426:Netherlands; D012989:Soil Pollutants / Q000009:adverse effects*; D018634:Veterinarians / Q000458:organization & administration
chemical_list: D004785:Environmental Pollutants; D012989:Soil Pollutants