Transfer of lead and cadmium from cow milk to butter.
D000818:Animals; D002079:Butter / Q000032:analysis*; D002104:Cadmium / Q000032:analysis*; D002417:Cattle; D005506:Food Contamination / Q000032:analysis; D007854:Lead / Q000032:analysis*; D008892:Milk / Q000032:analysis*
D002104:Cadmium; D007854:Lead; D002079:Butter