title: Milk surveillance, July 1973.
mesh_terms: D000818:Animals; D002587:Cesium Isotopes / Q000032:analysis; D004781:Environmental Exposure; D005507:Food Contamination, Radioactive / Q000032:analysis*; D008892:Milk / Q000032:analysis*; D009656:North America; D011834:Radiation Monitoring; D013020:South America; D013326:Strontium Radioisotopes / Q000032:analysis
chemical_list: D002587:Cesium Isotopes; D013326:Strontium Radioisotopes