A medical response to the challenge of project 1980.
D000397:Air Pollution / Q000517:prevention & control; D004463:Ecology; D004470:Economics, Medical; D004782:Environmental Health; D006281:Health Occupations / Q000193:education; D006285:Health Planning; D006801:Humans; D009784:Occupational Diseases / Q000517:prevention & control; D014481:United States