[Determination of environmental radioactivity].
D000398:Air Pollution, Radioactive / Q000032:analysis*; D000818:Animals; D002489:Central America; D004777:Environment / Q000032:analysis; D006801:Humans; D008722:Methods; D008892:Milk / Q000032:analysis; D011834:Radiation Monitoring; D012189:Retrospective Studies; D013020:South America; D013325:Strontium Isotopes / Q000506:poisoning
D013325:Strontium Isotopes
Determinación de la radioactividad ambiental.