title: Cottonwood clues in Fallon. Tree rings reflect tungsten, cobalt exposure.
authors.forename: Valerie J
authors.initials: VJ
authors.lastname: Brown
mesh_terms: D002648:Child; D016000:Cluster Analysis; D003035:Cobalt / Q000032:analysis / Q000633:toxicity*; D004781:Environmental Exposure; D004784:Environmental Monitoring / Q000379:methods*; D004785:Environmental Pollutants / Q000032:analysis / Q000633:toxicity*; D062665:Epidemiological Monitoring; D006801:Humans; D007938:Leukemia / Q000139:chemically induced / Q000453:epidemiology*; D009505:Nevada / Q000453:epidemiology; D018547:Plant Stems / Q000737:chemistry; D032107:Populus / Q000737:chemistry; D014414:Tungsten / Q000032:analysis / Q000633:toxicity*
chemical_list: D004785:Environmental Pollutants; D003035:Cobalt; D014414:Tungsten