[Reports from the Department of Health, Education and Welfare, USA, Public Health Service].
D000397:Air Pollution / Q000517:prevention & control*; D006285:Health Planning; D014481:United States; D014492:United States Public Health Service
Soobshcheniia otdela zdravookhraneniia, prosveshcheniia i blagosostoianiia SShA. Sluzhba zdravookhraneniia.