From the Centers for Disease Control and Prevention. Monitoring environmental disease--United States, 1997.
D001249:Asthma / Q000453:epidemiology; D004781:Environmental Exposure; D004782:Environmental Health; D018876:Environmental Illness / Q000453:epidemiology; D018883:Heat Stroke / Q000453:epidemiology; D006801:Humans; D007035:Hypothermia / Q000453:epidemiology; D011041:Poisoning / Q000453:epidemiology; D011159:Population Surveillance; D014481:United States / Q000453:epidemiology