Validity of the term transfer coefficient.
D000821:Animal Feed; D000818:Animals; D002417:Cattle; D002586:Cesium / Q000378:metabolism*; D005260:Female; D008433:Mathematics; D008892:Milk / Q000032:analysis*; D008954:Models, Biological; D011188:Potassium / Q000032:analysis
D002586:Cesium; D011188:Potassium