REFERENCE
- Highlights—National Conference on Air Pollution, Washington, D.C., 1958. Publication No. 648, Department of Health, Education and Welfare, U. S. Public Health Service, Washington, D.C., 1959.
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- DeGraff, A. C.: Trends in therapeutic research. J. Am. Geriatrics Soc. 7: 93–99 (February) 1959.
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- Reid, K.: A tuberculosis sanitarium surveys its changing population. J. Rehab. 24: 11–14 (May-June) 1958.