Asbestos fibres in the air of towns.
D000397:Air Pollution / Q000032:analysis*; D001194:Asbestos / Q000032:analysis*; D001344:Autopsy; D003604:Czechoslovakia; D004739:England; D004781:Environmental Exposure; D005860:Germany, West; D006801:Humans; D007055:Iceland; D008131:London; D008168:Lung / Q000032:analysis; D008851:Micropore Filters; D013019:South Africa
D001194:Asbestos