Milk surveillance, March 1974.
D000818:Animals; D001464:Barium / Q000032:analysis; D002170:Canada; D002417:Cattle; D002489:Central America; D002587:Cesium Isotopes / Q000032:analysis; D005507:Food Contamination, Radioactive / Q000032:analysis*; D007457:Iodine Radioisotopes / Q000032:analysis; D008892:Milk / Q000032:analysis*; D011868:Radioisotopes / Q000032:analysis; D013020:South America; D013326:Strontium Radioisotopes / Q000032:analysis; D014481:United States
D002587:Cesium Isotopes; D007457:Iodine Radioisotopes; D011868:Radioisotopes; D013326:Strontium Radioisotopes; D001464:Barium